fix: restrict image preview to markdown images

Feature/ffmpeg load

.github/workflows/deploy-docs.yml

@@ -1,7 +1,11 @@
 name: Deploy Documentation
 
 on:
-  push:
+  workflow_call:
+    inputs:
+      build-id:
+        required: false
+        type: string
   workflow_dispatch:
 
 permissions:
@@ -16,6 +20,9 @@ jobs:
         with:
           fetch-depth: 1
 
+      - name: Log build
+        run: echo "Running documentation deployment from build ${{ inputs.build-id }}"
+
       - name: Setup Bun
         uses: oven-sh/setup-bun@v1
         with:

.github/workflows/deploy-staging.yml

@@ -5,6 +5,9 @@ on:
     branches: [main]
   workflow_dispatch:
 
+permissions:
+  contents: write
+
 jobs:
   build-and-deploy:
     runs-on: ubuntu-latest
@@ -21,3 +24,11 @@ jobs:
           key: ${{ secrets.SSH_KEY }}
           script: bash /opt/openisle/deploy-staging.sh
 
+  deploy-docs:
+    needs: build-and-deploy
+    if: ${{ success() }}
+    uses: ./.github/workflows/deploy-docs.yml
+    secrets: inherit
+    with:
+      build-id: ${{ github.run_id }}
+

CONTRIBUTING.md

@@ -246,3 +246,9 @@ https://resend.com/emails 创建账号并登录
   `RESEND_FROM_EMAIL`： **noreply@域名**
   `RESEND_API_KEY`：**刚刚复制的 Key**
   ![image-20250906151218330](assets/contributing/image-20250906151218330.png)
+
+## 开源共建和API文档
+
+- API文档: https://docs.open-isle.com/openapi
+
+

README.md

@@ -4,6 +4,8 @@
   高效的开源社区前后端平台
   <br><br><br>
   <img alt="Image" src="https://openisle-1307107697.cos.accelerate.myqcloud.com/dynamic_assert/22752cfac5a04a9c90c41995b9f55fed.png" width="1200">
+    <br><br><br>
+  <a href="https://hellogithub.com/repository/nagisa77/OpenIsle" target="_blank"><img src="https://abroad.hellogithub.com/v1/widgets/recommend.svg?rid=8605546658d94cbab45182af2a02e4c8&claim_uid=p5GNFTtZl6HBAYQ" alt="Featured｜HelloGitHub" style="width: 250px; height: 54px;" width="250" height="54" /></a>
 </p>
 
 ## 💡 简介

backend/src/main/java/com/openisle/config/CachingConfig.java

@@ -40,6 +40,12 @@ public class CachingConfig {
     public static final String CATEGORY_CACHE_NAME="openisle_categories";
     // 在线人数缓存名
     public static final String ONLINE_CACHE_NAME="openisle_online";
+    // 注册验证码
+    public static final String VERIFY_CACHE_NAME="openisle_verify";
+    // 发帖频率限制
+    public static final String LIMIT_CACHE_NAME="openisle_limit";
+    // 用户访问统计
+    public static final String VISIT_CACHE_NAME="openisle_visit";
 
     /**
      * 自定义Redis的序列化器

backend/src/main/java/com/openisle/config/OpenApiConfig.java

@@ -5,13 +5,21 @@ import io.swagger.v3.oas.models.OpenAPI;
 import io.swagger.v3.oas.models.info.Info;
 import io.swagger.v3.oas.models.security.SecurityRequirement;
 import io.swagger.v3.oas.models.security.SecurityScheme;
+import io.swagger.v3.oas.models.servers.Server;
+
+import java.util.List;
+import java.util.stream.Collectors;
+import lombok.RequiredArgsConstructor;
 import org.springframework.beans.factory.annotation.Value;
 import org.springframework.context.annotation.Bean;
 import org.springframework.context.annotation.Configuration;
 
 @Configuration
+@RequiredArgsConstructor
 public class OpenApiConfig {
 
+    private final SpringDocProperties springDocProperties;
+
     @Value("${springdoc.info.title}")
     private String title;
 
@@ -30,19 +38,23 @@ public class OpenApiConfig {
     @Bean
     public OpenAPI openAPI() {
         SecurityScheme securityScheme = new SecurityScheme()
-			.type(SecurityScheme.Type.HTTP)
-			.scheme(scheme.toLowerCase())
-			.bearerFormat("JWT")
-			.in(SecurityScheme.In.HEADER)
-			.name(header);
+                        .type(SecurityScheme.Type.HTTP)
+                        .scheme(scheme.toLowerCase())
+                        .bearerFormat("JWT")
+                        .in(SecurityScheme.In.HEADER)
+                        .name(header);
+
+        List<Server> servers = springDocProperties.getServers().stream()
+                .map(s -> new Server().url(s.getUrl()).description(s.getDescription()))
+                .collect(Collectors.toList());
 
         return new OpenAPI()
+                .servers(servers)
                 .info(new Info()
-					.title(title)
-					.description(description)
-					.version(version))
-                .components(new Components()
-					.addSecuritySchemes("JWT", securityScheme))
+                        .title(title)
+                        .description(description)
+                        .version(version))
+                .components(new Components().addSecuritySchemes("JWT", securityScheme))
                 .addSecurityItem(new SecurityRequirement().addList("JWT"));
     }
 }

backend/src/main/java/com/openisle/config/RabbitMQConfig.java

@@ -1,6 +1,7 @@
 package com.openisle.config;
 
 import lombok.RequiredArgsConstructor;
+import lombok.extern.slf4j.Slf4j;
 import org.springframework.amqp.core.Binding;
 import org.springframework.amqp.core.BindingBuilder;
 import org.springframework.amqp.core.Queue;
@@ -23,6 +24,7 @@ import java.util.List;
 
 @Configuration
 @RequiredArgsConstructor
+@Slf4j
 public class RabbitMQConfig {
 
     public static final String EXCHANGE_NAME = "openisle-exchange";
@@ -38,7 +40,7 @@ public class RabbitMQConfig {
 
     @PostConstruct
     public void init() {
-        System.out.println("RabbitMQ配置初始化: 队列数量=" + queueCount + ", 持久化=" + queueDurable);
+        log.info("RabbitMQ配置初始化: 队列数量={}, 持久化={}", queueCount, queueDurable);
     }
 
     @Bean
@@ -51,7 +53,7 @@ public class RabbitMQConfig {
      */
     @Bean
     public List<Queue> shardedQueues() {
-        System.out.println("开始创建分片队列 Bean...");
+        log.info("开始创建分片队列 Bean...");
         
         List<Queue> queues = new ArrayList<>();
         for (int i = 0; i < queueCount; i++) {
@@ -61,7 +63,7 @@ public class RabbitMQConfig {
             queues.add(queue);
         }
         
-        System.out.println("分片队列 Bean 创建完成，总数: " + queues.size());
+        log.info("分片队列 Bean 创建完成，总数: {}", queues.size());
         return queues;
     }
 
@@ -70,7 +72,7 @@ public class RabbitMQConfig {
      */
     @Bean
     public List<Binding> shardedBindings(TopicExchange exchange, @Qualifier("shardedQueues") List<Queue> shardedQueues) {
-        System.out.println("开始创建分片绑定 Bean...");
+        log.info("开始创建分片绑定 Bean...");
         List<Binding> bindings = new ArrayList<>();
         if (shardedQueues != null) {
             for (Queue queue : shardedQueues) {
@@ -82,7 +84,7 @@ public class RabbitMQConfig {
             }
         }
         
-        System.out.println("分片绑定 Bean 创建完成，总数: " + bindings.size());
+        log.info("分片绑定 Bean 创建完成，总数: {}", bindings.size());
         return bindings;
     }
 
@@ -135,14 +137,14 @@ public class RabbitMQConfig {
                                                    @Qualifier("shardedBindings") List<Binding> shardedBindings,
                                                    Binding legacyBinding) {
         return args -> {
-            System.out.println("=== 开始主动声明 RabbitMQ 组件 ===");
+            log.info("=== 开始主动声明 RabbitMQ 组件 ===");
             
             try {
                 // 声明交换
                 rabbitAdmin.declareExchange(exchange);
                 
                 // 声明分片队列 - 检查存在性
-                System.out.println("开始检查并声明 " + shardedQueues.size() + " 个分片队列...");
+                log.info("开始检查并声明 {} 个分片队列...", shardedQueues.size());
                 int successCount = 0;
                 int skippedCount = 0;
                 
@@ -159,45 +161,44 @@ public class RabbitMQConfig {
                             skippedCount++;
                         }
                     } catch (Exception e) {
-                        System.err.println("队列声明失败: " + queueName + ", 错误: " + e.getMessage());
+                        log.error("队列声明失败: {}, 错误: {}", queueName, e.getMessage());
                     }
                 }
-                System.out.println("分片队列处理完成: 成功 " + successCount + ", 跳过 " + skippedCount + ", 总数 " + shardedQueues.size());
+                log.info("分片队列处理完成: 成功 {}, 跳过 {}, 总数 {}", successCount, skippedCount, shardedQueues.size());
                 
                 // 声明分片绑定
-                System.out.println("开始声明 " + shardedBindings.size() + " 个分片绑定...");
+                log.info("开始声明 {} 个分片绑定...", shardedBindings.size());
                 int bindingSuccessCount = 0;
                 for (Binding binding : shardedBindings) {
                     try {
                         rabbitAdmin.declareBinding(binding);
                         bindingSuccessCount++;
                     } catch (Exception e) {
-                        System.err.println("绑定声明失败: " + e.getMessage());
+                        log.error("绑定声明失败: {}", e.getMessage());
                     }
                 }
-                System.out.println("分片绑定声明完成: 成功 " + bindingSuccessCount + "/" + shardedBindings.size());
+                log.info("分片绑定声明完成: 成功 {}/{}", bindingSuccessCount, shardedBindings.size());
                 
                 // 声明遗留队列和绑定 - 检查存在性
                 try {
                     rabbitAdmin.declareQueue(legacyQueue);
                     rabbitAdmin.declareBinding(legacyBinding);
-                    System.out.println("遗留队列和绑定就绪: " + QUEUE_NAME + " (已存在或新创建)");
+                    log.info("遗留队列和绑定就绪: {} (已存在或新创建)", QUEUE_NAME);
                 } catch (org.springframework.amqp.AmqpIOException e) {
                     if (e.getMessage().contains("PRECONDITION_FAILED") && e.getMessage().contains("durable")) {
-                        System.out.println("遗留队列已存在但 durable 设置不匹配: " + QUEUE_NAME + ", 保持现有队列");
+                        log.warn("遗留队列已存在但 durable 设置不匹配: {}, 保持现有队列", QUEUE_NAME);
                     } else {
-                        System.err.println("遗留队列声明失败: " + QUEUE_NAME + ", 错误: " + e.getMessage());
+                        log.error("遗留队列声明失败: {}, 错误: {}", QUEUE_NAME, e.getMessage());
                     }
                 } catch (Exception e) {
-                    System.err.println("遗留队列声明失败: " + QUEUE_NAME + ", 错误: " + e.getMessage());
+                    log.error("遗留队列声明失败: {}, 错误: {}", QUEUE_NAME, e.getMessage());
                 }
                 
-                System.out.println("=== RabbitMQ 组件声明完成 ===");
-                System.out.println("请检查 RabbitMQ 管理界面确认队列已正确创建");
+                log.info("=== RabbitMQ 组件声明完成 ===");
+                log.info("请检查 RabbitMQ 管理界面确认队列已正确创建");
                 
             } catch (Exception e) {
-                System.err.println("RabbitMQ 组件声明过程中发生严重错误:");
-                e.printStackTrace();
+                log.error("RabbitMQ 组件声明过程中发生严重错误", e);
             }
         };
     }

backend/src/main/java/com/openisle/config/SecurityConfig.java

@@ -6,6 +6,7 @@ import com.openisle.repository.UserRepository;
 import lombok.RequiredArgsConstructor;
 import org.springframework.context.annotation.Bean;
 import org.springframework.context.annotation.Configuration;
+import org.springframework.data.redis.core.RedisTemplate;
 import org.springframework.http.HttpMethod;
 import org.springframework.security.authentication.AuthenticationManager;
 import org.springframework.security.authentication.UsernamePasswordAuthenticationToken;
@@ -26,6 +27,8 @@ import org.springframework.web.cors.CorsConfiguration;
 import org.springframework.web.cors.CorsConfigurationSource;
 import org.springframework.web.cors.UrlBasedCorsConfigurationSource;
 import org.springframework.beans.factory.annotation.Value;
+
+import java.time.LocalDate;
 import java.util.List;
 
 import jakarta.servlet.FilterChain;
@@ -44,6 +47,8 @@ public class SecurityConfig {
     @Value("${app.website-url}")
     private String websiteUrl;
 
+    private final RedisTemplate redisTemplate;
+
     @Bean
     public PasswordEncoder passwordEncoder() {
         return new BCryptPasswordEncoder();
@@ -90,6 +95,9 @@ public class SecurityConfig {
                 "http://192.168.7.98",
                 "http://192.168.7.98:3000",
                 "https://petstore.swagger.io",
+                // 允许自建OpenAPI地址
+                "https://docs.open-isle.com",
+                "https://www.docs.open-isle.com",
                 websiteUrl,
                 websiteUrl.replace("://www.", "://")
         ));
@@ -205,7 +213,8 @@ public class SecurityConfig {
             protected void doFilterInternal(HttpServletRequest request, HttpServletResponse response, FilterChain filterChain) throws ServletException, IOException {
                 var auth = org.springframework.security.core.context.SecurityContextHolder.getContext().getAuthentication();
                 if (auth != null && auth.isAuthenticated() && !(auth instanceof org.springframework.security.authentication.AnonymousAuthenticationToken)) {
-                    userVisitService.recordVisit(auth.getName());
+                    String key = CachingConfig.VISIT_CACHE_NAME+":"+ LocalDate.now();
+                    redisTemplate.opsForSet().add(key, auth.getName());
                 }
                 filterChain.doFilter(request, response);
             }

backend/src/main/java/com/openisle/config/SpringDocProperties.java

@@ -0,0 +1,20 @@
+package com.openisle.config;
+
+import java.util.ArrayList;
+import java.util.List;
+import lombok.Data;
+import org.springframework.boot.context.properties.ConfigurationProperties;
+import org.springframework.stereotype.Component;
+
+@Data
+@Component
+@ConfigurationProperties(prefix = "springdoc.api-docs")
+public class SpringDocProperties {
+    private List<ServerConfig> servers = new ArrayList<>();
+
+    @Data
+    public static class ServerConfig {
+        private String url;
+        private String description;
+    }
+}

backend/src/main/java/com/openisle/config/SystemUserInitializer.java

@@ -0,0 +1,36 @@
+package com.openisle.config;
+
+import com.openisle.model.Role;
+import com.openisle.model.User;
+import com.openisle.repository.UserRepository;
+import lombok.RequiredArgsConstructor;
+import org.springframework.boot.CommandLineRunner;
+import org.springframework.security.crypto.password.PasswordEncoder;
+import org.springframework.stereotype.Component;
+
+/**
+ * Ensure a dedicated "system" user exists for internal operations.
+ */
+@Component
+@RequiredArgsConstructor
+public class SystemUserInitializer implements CommandLineRunner {
+    private final UserRepository userRepository;
+    private final PasswordEncoder passwordEncoder;
+
+    @Override
+    public void run(String... args) {
+        userRepository.findByUsername("system").orElseGet(() -> {
+            User system = new User();
+            system.setUsername("system");
+            system.setEmail("system@openisle.local");
+            // todo(tim): raw password 采用环境变量
+            system.setPassword(passwordEncoder.encode("system"));
+            system.setRole(Role.USER);
+            system.setVerified(true);
+            system.setApproved(true);
+            system.setAvatar("https://openisle-1307107697.cos.ap-guangzhou.myqcloud.com/assert/image.png");
+            return userRepository.save(system);
+        });
+    }
+}
+

backend/src/main/java/com/openisle/controller/ActivityController.java

@@ -12,6 +12,12 @@ import com.openisle.service.UserService;
 import lombok.RequiredArgsConstructor;
 import org.springframework.security.core.Authentication;
 import org.springframework.web.bind.annotation.*;
+import io.swagger.v3.oas.annotations.Operation;
+import io.swagger.v3.oas.annotations.media.ArraySchema;
+import io.swagger.v3.oas.annotations.media.Content;
+import io.swagger.v3.oas.annotations.media.Schema;
+import io.swagger.v3.oas.annotations.responses.ApiResponse;
+import io.swagger.v3.oas.annotations.security.SecurityRequirement;
 
 import java.util.List;
 import java.util.stream.Collectors;
@@ -25,6 +31,9 @@ public class ActivityController {
     private final ActivityMapper activityMapper;
 
     @GetMapping
+    @Operation(summary = "List activities", description = "Retrieve all activities")
+    @ApiResponse(responseCode = "200", description = "List of activities",
+            content = @Content(array = @ArraySchema(schema = @Schema(implementation = ActivityDto.class))))
     public List<ActivityDto> list() {
         return activityService.list().stream()
                 .map(activityMapper::toDto)
@@ -32,6 +41,9 @@ public class ActivityController {
     }
 
     @GetMapping("/milk-tea")
+    @Operation(summary = "Milk tea info", description = "Get milk tea activity information")
+    @ApiResponse(responseCode = "200", description = "Milk tea info",
+            content = @Content(schema = @Schema(implementation = MilkTeaInfoDto.class)))
     public MilkTeaInfoDto milkTea() {
         Activity a = activityService.getByType(ActivityType.MILK_TEA);
         long count = activityService.countParticipants(a);
@@ -45,6 +57,10 @@ public class ActivityController {
     }
 
     @PostMapping("/milk-tea/redeem")
+    @Operation(summary = "Redeem milk tea", description = "Redeem milk tea activity reward")
+    @ApiResponse(responseCode = "200", description = "Redeem result",
+            content = @Content(schema = @Schema(implementation = java.util.Map.class)))
+    @SecurityRequirement(name = "JWT")
     public java.util.Map<String, String> redeemMilkTea(@RequestBody MilkTeaRedeemRequest req, Authentication auth) {
         User user = userService.findByIdentifier(auth.getName()).orElseThrow();
         Activity a = activityService.getByType(ActivityType.MILK_TEA);

backend/src/main/java/com/openisle/controller/AdminCommentController.java

@@ -3,6 +3,11 @@ package com.openisle.controller;
 import com.openisle.dto.CommentDto;
 import com.openisle.mapper.CommentMapper;
 import com.openisle.service.CommentService;
+import io.swagger.v3.oas.annotations.Operation;
+import io.swagger.v3.oas.annotations.media.Content;
+import io.swagger.v3.oas.annotations.media.Schema;
+import io.swagger.v3.oas.annotations.responses.ApiResponse;
+import io.swagger.v3.oas.annotations.security.SecurityRequirement;
 import lombok.RequiredArgsConstructor;
 import org.springframework.security.core.Authentication;
 import org.springframework.web.bind.annotation.*;
@@ -18,11 +23,19 @@ public class AdminCommentController {
     private final CommentMapper commentMapper;
 
     @PostMapping("/{id}/pin")
+    @SecurityRequirement(name = "JWT")
+    @Operation(summary = "Pin comment", description = "Pin a comment by its id")
+    @ApiResponse(responseCode = "200", description = "Pinned comment",
+            content = @Content(schema = @Schema(implementation = CommentDto.class)))
     public CommentDto pin(@PathVariable Long id, Authentication auth) {
         return commentMapper.toDto(commentService.pinComment(auth.getName(), id));
     }
 
     @PostMapping("/{id}/unpin")
+    @SecurityRequirement(name = "JWT")
+    @Operation(summary = "Unpin comment", description = "Remove pin from a comment")
+    @ApiResponse(responseCode = "200", description = "Unpinned comment",
+            content = @Content(schema = @Schema(implementation = CommentDto.class)))
     public CommentDto unpin(@PathVariable Long id, Authentication auth) {
         return commentMapper.toDto(commentService.unpinComment(auth.getName(), id));
     }

backend/src/main/java/com/openisle/controller/AdminConfigController.java

@@ -5,6 +5,11 @@ import com.openisle.service.AiUsageService;
 import com.openisle.service.PasswordValidator;
 import com.openisle.service.PostService;
 import com.openisle.service.RegisterModeService;
+import io.swagger.v3.oas.annotations.Operation;
+import io.swagger.v3.oas.annotations.media.Content;
+import io.swagger.v3.oas.annotations.media.Schema;
+import io.swagger.v3.oas.annotations.responses.ApiResponse;
+import io.swagger.v3.oas.annotations.security.SecurityRequirement;
 import lombok.RequiredArgsConstructor;
 import org.springframework.web.bind.annotation.*;
 
@@ -18,6 +23,10 @@ public class AdminConfigController {
     private final RegisterModeService registerModeService;
 
     @GetMapping
+    @SecurityRequirement(name = "JWT")
+    @Operation(summary = "Get configuration", description = "Retrieve application configuration settings")
+    @ApiResponse(responseCode = "200", description = "Current configuration",
+            content = @Content(schema = @Schema(implementation = ConfigDto.class)))
     public ConfigDto getConfig() {
         ConfigDto dto = new ConfigDto();
         dto.setPublishMode(postService.getPublishMode());
@@ -28,6 +37,10 @@ public class AdminConfigController {
     }
 
     @PostMapping
+    @SecurityRequirement(name = "JWT")
+    @Operation(summary = "Update configuration", description = "Update application configuration settings")
+    @ApiResponse(responseCode = "200", description = "Updated configuration",
+            content = @Content(schema = @Schema(implementation = ConfigDto.class)))
     public ConfigDto updateConfig(@RequestBody ConfigDto dto) {
         if (dto.getPublishMode() != null) {
             postService.setPublishMode(dto.getPublishMode());

backend/src/main/java/com/openisle/controller/AdminController.java

@@ -1,5 +1,10 @@
 package com.openisle.controller;
 
+import io.swagger.v3.oas.annotations.Operation;
+import io.swagger.v3.oas.annotations.media.Content;
+import io.swagger.v3.oas.annotations.media.Schema;
+import io.swagger.v3.oas.annotations.responses.ApiResponse;
+import io.swagger.v3.oas.annotations.security.SecurityRequirement;
 import org.springframework.web.bind.annotation.GetMapping;
 import org.springframework.web.bind.annotation.RestController;
 import java.util.Map;
@@ -10,6 +15,10 @@ import java.util.Map;
 @RestController
 public class AdminController {
     @GetMapping("/api/admin/hello")
+    @SecurityRequirement(name = "JWT")
+    @Operation(summary = "Admin greeting", description = "Returns a greeting for admin users")
+    @ApiResponse(responseCode = "200", description = "Greeting payload",
+            content = @Content(schema = @Schema(implementation = Map.class)))
     public Map<String, String> adminHello() {
         return Map.of("message", "Hello, Admin User");
     }

backend/src/main/java/com/openisle/controller/AdminPostController.java

@@ -3,6 +3,12 @@ package com.openisle.controller;
 import com.openisle.dto.PostSummaryDto;
 import com.openisle.mapper.PostMapper;
 import com.openisle.service.PostService;
+import io.swagger.v3.oas.annotations.Operation;
+import io.swagger.v3.oas.annotations.media.ArraySchema;
+import io.swagger.v3.oas.annotations.media.Content;
+import io.swagger.v3.oas.annotations.media.Schema;
+import io.swagger.v3.oas.annotations.responses.ApiResponse;
+import io.swagger.v3.oas.annotations.security.SecurityRequirement;
 import lombok.RequiredArgsConstructor;
 import org.springframework.web.bind.annotation.*;
 
@@ -20,6 +26,10 @@ public class AdminPostController {
     private final PostMapper postMapper;
 
     @GetMapping("/pending")
+    @SecurityRequirement(name = "JWT")
+    @Operation(summary = "List pending posts", description = "Retrieve posts awaiting approval")
+    @ApiResponse(responseCode = "200", description = "Pending posts",
+            content = @Content(array = @ArraySchema(schema = @Schema(implementation = PostSummaryDto.class))))
     public List<PostSummaryDto> pendingPosts() {
         return postService.listPendingPosts().stream()
                 .map(postMapper::toSummaryDto)
@@ -27,32 +37,56 @@ public class AdminPostController {
     }
 
     @PostMapping("/{id}/approve")
+    @SecurityRequirement(name = "JWT")
+    @Operation(summary = "Approve post", description = "Approve a pending post")
+    @ApiResponse(responseCode = "200", description = "Approved post",
+            content = @Content(schema = @Schema(implementation = PostSummaryDto.class)))
     public PostSummaryDto approve(@PathVariable Long id) {
         return postMapper.toSummaryDto(postService.approvePost(id));
     }
 
     @PostMapping("/{id}/reject")
+    @SecurityRequirement(name = "JWT")
+    @Operation(summary = "Reject post", description = "Reject a pending post")
+    @ApiResponse(responseCode = "200", description = "Rejected post",
+            content = @Content(schema = @Schema(implementation = PostSummaryDto.class)))
     public PostSummaryDto reject(@PathVariable Long id) {
         return postMapper.toSummaryDto(postService.rejectPost(id));
     }
 
     @PostMapping("/{id}/pin")
-    public PostSummaryDto pin(@PathVariable Long id) {
-        return postMapper.toSummaryDto(postService.pinPost(id));
+    @SecurityRequirement(name = "JWT")
+    @Operation(summary = "Pin post", description = "Pin a post to the top")
+    @ApiResponse(responseCode = "200", description = "Pinned post",
+            content = @Content(schema = @Schema(implementation = PostSummaryDto.class)))
+    public PostSummaryDto pin(@PathVariable Long id, org.springframework.security.core.Authentication auth) {
+        return postMapper.toSummaryDto(postService.pinPost(id, auth.getName()));
     }
 
     @PostMapping("/{id}/unpin")
-    public PostSummaryDto unpin(@PathVariable Long id) {
-        return postMapper.toSummaryDto(postService.unpinPost(id));
+    @SecurityRequirement(name = "JWT")
+    @Operation(summary = "Unpin post", description = "Remove a post from the top")
+    @ApiResponse(responseCode = "200", description = "Unpinned post",
+            content = @Content(schema = @Schema(implementation = PostSummaryDto.class)))
+    public PostSummaryDto unpin(@PathVariable Long id, org.springframework.security.core.Authentication auth) {
+        return postMapper.toSummaryDto(postService.unpinPost(id, auth.getName()));
     }
 
     @PostMapping("/{id}/rss-exclude")
-    public PostSummaryDto excludeFromRss(@PathVariable Long id) {
-        return postMapper.toSummaryDto(postService.excludeFromRss(id));
+    @SecurityRequirement(name = "JWT")
+    @Operation(summary = "Exclude from RSS", description = "Exclude a post from RSS feed")
+    @ApiResponse(responseCode = "200", description = "Updated post",
+            content = @Content(schema = @Schema(implementation = PostSummaryDto.class)))
+    public PostSummaryDto excludeFromRss(@PathVariable Long id, org.springframework.security.core.Authentication auth) {
+        return postMapper.toSummaryDto(postService.excludeFromRss(id, auth.getName()));
     }
 
     @PostMapping("/{id}/rss-include")
-    public PostSummaryDto includeInRss(@PathVariable Long id) {
-        return postMapper.toSummaryDto(postService.includeInRss(id));
+    @SecurityRequirement(name = "JWT")
+    @Operation(summary = "Include in RSS", description = "Include a post in the RSS feed")
+    @ApiResponse(responseCode = "200", description = "Updated post",
+            content = @Content(schema = @Schema(implementation = PostSummaryDto.class)))
+    public PostSummaryDto includeInRss(@PathVariable Long id, org.springframework.security.core.Authentication auth) {
+        return postMapper.toSummaryDto(postService.includeInRss(id, auth.getName()));
     }
 }

backend/src/main/java/com/openisle/controller/AdminTagController.java

@@ -5,6 +5,12 @@ import com.openisle.mapper.TagMapper;
 import com.openisle.model.Tag;
 import com.openisle.service.PostService;
 import com.openisle.service.TagService;
+import io.swagger.v3.oas.annotations.Operation;
+import io.swagger.v3.oas.annotations.media.ArraySchema;
+import io.swagger.v3.oas.annotations.media.Content;
+import io.swagger.v3.oas.annotations.media.Schema;
+import io.swagger.v3.oas.annotations.responses.ApiResponse;
+import io.swagger.v3.oas.annotations.security.SecurityRequirement;
 import lombok.RequiredArgsConstructor;
 import org.springframework.web.bind.annotation.*;
 
@@ -20,6 +26,10 @@ public class AdminTagController {
     private final TagMapper tagMapper;
 
     @GetMapping("/pending")
+    @SecurityRequirement(name = "JWT")
+    @Operation(summary = "List pending tags", description = "Retrieve tags awaiting approval")
+    @ApiResponse(responseCode = "200", description = "Pending tags",
+            content = @Content(array = @ArraySchema(schema = @Schema(implementation = TagDto.class))))
     public List<TagDto> pendingTags() {
         return tagService.listPendingTags().stream()
                 .map(t -> tagMapper.toDto(t, postService.countPostsByTag(t.getId())))
@@ -27,6 +37,10 @@ public class AdminTagController {
     }
 
     @PostMapping("/{id}/approve")
+    @SecurityRequirement(name = "JWT")
+    @Operation(summary = "Approve tag", description = "Approve a pending tag")
+    @ApiResponse(responseCode = "200", description = "Approved tag",
+            content = @Content(schema = @Schema(implementation = TagDto.class)))
     public TagDto approve(@PathVariable Long id) {
         Tag tag = tagService.approveTag(id);
         long count = postService.countPostsByTag(tag.getId());

backend/src/main/java/com/openisle/controller/AdminUserController.java

@@ -6,6 +6,9 @@ import com.openisle.model.User;
 import com.openisle.service.EmailSender;
 import com.openisle.repository.NotificationRepository;
 import com.openisle.repository.UserRepository;
+import io.swagger.v3.oas.annotations.Operation;
+import io.swagger.v3.oas.annotations.responses.ApiResponse;
+import io.swagger.v3.oas.annotations.security.SecurityRequirement;
 import lombok.RequiredArgsConstructor;
 import org.springframework.beans.factory.annotation.Value;
 import org.springframework.http.ResponseEntity;
@@ -22,6 +25,9 @@ public class AdminUserController {
     private String websiteUrl;
 
     @PostMapping("/{id}/approve")
+    @SecurityRequirement(name = "JWT")
+    @Operation(summary = "Approve user", description = "Approve a pending user registration")
+    @ApiResponse(responseCode = "200", description = "User approved")
     public ResponseEntity<?> approve(@PathVariable Long id) {
         User user = userRepository.findById(id).orElseThrow();
         user.setApproved(true);
@@ -33,6 +39,9 @@ public class AdminUserController {
     }
 
     @PostMapping("/{id}/reject")
+    @SecurityRequirement(name = "JWT")
+    @Operation(summary = "Reject user", description = "Reject a pending user registration")
+    @ApiResponse(responseCode = "200", description = "User rejected")
     public ResponseEntity<?> reject(@PathVariable Long id) {
         User user = userRepository.findById(id).orElseThrow();
         user.setApproved(false);

backend/src/main/java/com/openisle/controller/AiController.java

@@ -9,6 +9,11 @@ import org.springframework.web.bind.annotation.PostMapping;
 import org.springframework.web.bind.annotation.RequestBody;
 import org.springframework.web.bind.annotation.RequestMapping;
 import org.springframework.web.bind.annotation.RestController;
+import io.swagger.v3.oas.annotations.Operation;
+import io.swagger.v3.oas.annotations.media.Content;
+import io.swagger.v3.oas.annotations.media.Schema;
+import io.swagger.v3.oas.annotations.responses.ApiResponse;
+import io.swagger.v3.oas.annotations.security.SecurityRequirement;
 
 import java.util.Map;
 
@@ -21,6 +26,10 @@ public class AiController {
     private final AiUsageService aiUsageService;
 
     @PostMapping("/format")
+    @Operation(summary = "Format markdown", description = "Format text via AI")
+    @ApiResponse(responseCode = "200", description = "Formatted content",
+            content = @Content(schema = @Schema(implementation = Map.class)))
+    @SecurityRequirement(name = "JWT")
     public ResponseEntity<Map<String, String>> format(@RequestBody Map<String, String> req,
                                                      Authentication auth) {
         String text = req.get("text");

backend/src/main/java/com/openisle/controller/AuthController.java

@@ -1,18 +1,27 @@
 package com.openisle.controller;
 
+import com.openisle.config.CachingConfig;
 import com.openisle.dto.*;
 import com.openisle.exception.FieldException;
 import com.openisle.model.RegisterMode;
 import com.openisle.model.User;
 import com.openisle.repository.UserRepository;
 import com.openisle.service.*;
+import com.openisle.util.VerifyType;
+import io.swagger.v3.oas.annotations.Operation;
+import io.swagger.v3.oas.annotations.media.Content;
+import io.swagger.v3.oas.annotations.media.Schema;
+import io.swagger.v3.oas.annotations.responses.ApiResponse;
+import io.swagger.v3.oas.annotations.security.SecurityRequirement;
 import lombok.RequiredArgsConstructor;
 import org.springframework.beans.factory.annotation.Value;
+import org.springframework.data.redis.core.RedisTemplate;
 import org.springframework.http.ResponseEntity;
 import org.springframework.web.bind.annotation.*;
 
 import java.util.Map;
 import java.util.Optional;
+import java.util.concurrent.TimeUnit;
 
 @RestController
 @RequestMapping("/api/auth")
@@ -43,6 +52,9 @@ public class AuthController {
     private boolean loginCaptchaEnabled;
 
     @PostMapping("/register")
+    @Operation(summary = "Register user", description = "Register a new user account")
+    @ApiResponse(responseCode = "200", description = "Registration result",
+            content = @Content(schema = @Schema(implementation = Map.class)))
     public ResponseEntity<?> register(@RequestBody RegisterRequest req) {
         if (captchaEnabled && registerCaptchaEnabled && !captchaService.verify(req.getCaptcha())) {
             return ResponseEntity.badRequest().body(Map.of("error", "Invalid captcha"));
@@ -56,7 +68,8 @@ public class AuthController {
                 User user = userService.registerWithInvite(
                         req.getUsername(), req.getEmail(), req.getPassword());
                 inviteService.consume(req.getInviteToken(), user.getUsername());
-                emailService.sendEmail(user.getEmail(), "在网站填写验证码以验证", "您的验证码是 " + user.getVerificationCode());
+                // 发送确认邮件
+                userService.sendVerifyMail(user, VerifyType.REGISTER);
                 return ResponseEntity.ok(Map.of(
                         "token", jwtService.generateToken(user.getUsername()),
                         "reason_code", "INVITE_APPROVED"
@@ -70,7 +83,8 @@ public class AuthController {
         }
         User user = userService.register(
                 req.getUsername(), req.getEmail(), req.getPassword(), "", registerModeService.getRegisterMode());
-        emailService.sendEmail(user.getEmail(), "在网站填写验证码以验证", "您的验证码是 " + user.getVerificationCode());
+        // 发送确认邮件
+        userService.sendVerifyMail(user, VerifyType.REGISTER);
         if (!user.isApproved()) {
             notificationService.createRegisterRequestNotifications(user, user.getRegisterReason());
         }
@@ -78,14 +92,16 @@ public class AuthController {
     }
 
     @PostMapping("/verify")
+    @Operation(summary = "Verify account", description = "Verify registration code")
+    @ApiResponse(responseCode = "200", description = "Verification result",
+            content = @Content(schema = @Schema(implementation = Map.class)))
     public ResponseEntity<?> verify(@RequestBody VerifyRequest req) {
-        boolean ok = userService.verifyCode(req.getUsername(), req.getCode());
+        Optional<User> userOpt = userService.findByUsername(req.getUsername());
+        if (userOpt.isEmpty()) {
+            return ResponseEntity.badRequest().body(Map.of("error", "Invalid credentials"));
+        }
+        boolean ok = userService.verifyCode(userOpt.get(), req.getCode(), VerifyType.REGISTER);
         if (ok) {
-            Optional<User> userOpt = userService.findByUsername(req.getUsername());
-            if (userOpt.isEmpty()) {
-                return ResponseEntity.badRequest().body(Map.of("error", "Invalid credentials"));
-            }
-
             User user = userOpt.get();
 
             if (user.isApproved()) {
@@ -106,6 +122,9 @@ public class AuthController {
     }
 
     @PostMapping("/login")
+    @Operation(summary = "Login", description = "Authenticate with username/email and password")
+    @ApiResponse(responseCode = "200", description = "Authentication result",
+            content = @Content(schema = @Schema(implementation = Map.class)))
     public ResponseEntity<?> login(@RequestBody LoginRequest req) {
         if (captchaEnabled && loginCaptchaEnabled && !captchaService.verify(req.getCaptcha())) {
             return ResponseEntity.badRequest().body(Map.of("error", "Invalid captcha"));
@@ -122,7 +141,7 @@ public class AuthController {
         User user = userOpt.get();
         if (!user.isVerified()) {
             user = userService.register(user.getUsername(), user.getEmail(), user.getPassword(), user.getRegisterReason(), registerModeService.getRegisterMode());
-            emailService.sendEmail(user.getEmail(), "在网站填写验证码以验证", "您的验证码是 " + user.getVerificationCode());
+            userService.sendVerifyMail(user, VerifyType.REGISTER);
             return ResponseEntity.badRequest().body(Map.of(
                     "error", "User not verified",
                     "reason_code", "NOT_VERIFIED",
@@ -144,6 +163,9 @@ public class AuthController {
     }
 
     @PostMapping("/google")
+    @Operation(summary = "Login with Google", description = "Authenticate using Google account")
+    @ApiResponse(responseCode = "200", description = "Authentication result",
+            content = @Content(schema = @Schema(implementation = Map.class)))
     public ResponseEntity<?> loginWithGoogle(@RequestBody GoogleLoginRequest req) {
         boolean viaInvite = req.getInviteToken() != null && !req.getInviteToken().isEmpty();
         InviteService.InviteValidateResult inviteValidateResult = inviteService.validate(req.getInviteToken());
@@ -191,6 +213,9 @@ public class AuthController {
 
 
     @PostMapping("/reason")
+    @Operation(summary = "Submit register reason", description = "Submit registration reason for approval")
+    @ApiResponse(responseCode = "200", description = "Submission result",
+            content = @Content(schema = @Schema(implementation = Map.class)))
     public ResponseEntity<?> reason(@RequestBody MakeReasonRequest req) {
         String username = jwtService.validateAndGetSubjectForReason(req.getToken());
         Optional<User> userOpt = userService.findByUsername(username);
@@ -219,6 +244,9 @@ public class AuthController {
     }
 
     @PostMapping("/github")
+    @Operation(summary = "Login with GitHub", description = "Authenticate using GitHub account")
+    @ApiResponse(responseCode = "200", description = "Authentication result",
+            content = @Content(schema = @Schema(implementation = Map.class)))
     public ResponseEntity<?> loginWithGithub(@RequestBody GithubLoginRequest req) {
         boolean viaInvite = req.getInviteToken() != null && !req.getInviteToken().isEmpty();
         InviteService.InviteValidateResult inviteValidateResult = inviteService.validate(req.getInviteToken());
@@ -267,6 +295,9 @@ public class AuthController {
     }
 
     @PostMapping("/discord")
+    @Operation(summary = "Login with Discord", description = "Authenticate using Discord account")
+    @ApiResponse(responseCode = "200", description = "Authentication result",
+            content = @Content(schema = @Schema(implementation = Map.class)))
     public ResponseEntity<?> loginWithDiscord(@RequestBody DiscordLoginRequest req) {
         boolean viaInvite = req.getInviteToken() != null && !req.getInviteToken().isEmpty();
         InviteService.InviteValidateResult inviteValidateResult = inviteService.validate(req.getInviteToken());
@@ -314,6 +345,9 @@ public class AuthController {
     }
       
     @PostMapping("/twitter")
+    @Operation(summary = "Login with Twitter", description = "Authenticate using Twitter account")
+    @ApiResponse(responseCode = "200", description = "Authentication result",
+            content = @Content(schema = @Schema(implementation = Map.class)))
     public ResponseEntity<?> loginWithTwitter(@RequestBody TwitterLoginRequest req) {
         boolean viaInvite = req.getInviteToken() != null && !req.getInviteToken().isEmpty();
         InviteService.InviteValidateResult inviteValidateResult = inviteService.validate(req.getInviteToken());
@@ -362,6 +396,9 @@ public class AuthController {
     }
 
     @PostMapping("/telegram")
+    @Operation(summary = "Login with Telegram", description = "Authenticate using Telegram data")
+    @ApiResponse(responseCode = "200", description = "Authentication result",
+            content = @Content(schema = @Schema(implementation = Map.class)))
     public ResponseEntity<?> loginWithTelegram(@RequestBody TelegramLoginRequest req) {
         boolean viaInvite = req.getInviteToken() != null && !req.getInviteToken().isEmpty();
         InviteService.InviteValidateResult inviteValidateResult = inviteService.validate(req.getInviteToken());
@@ -407,24 +444,37 @@ public class AuthController {
     }
 
     @GetMapping("/check")
+    @SecurityRequirement(name = "JWT")
+    @Operation(summary = "Check token", description = "Validate JWT token")
+    @ApiResponse(responseCode = "200", description = "Token valid",
+            content = @Content(schema = @Schema(implementation = Map.class)))
     public ResponseEntity<?> checkToken() {
         return ResponseEntity.ok(Map.of("valid", true));
     }
 
     @PostMapping("/forgot/send")
+    @Operation(summary = "Send reset code", description = "Send verification code for password reset")
+    @ApiResponse(responseCode = "200", description = "Sending result",
+            content = @Content(schema = @Schema(implementation = Map.class)))
     public ResponseEntity<?> sendReset(@RequestBody ForgotPasswordRequest req) {
         Optional<User> userOpt = userService.findByEmail(req.getEmail());
         if (userOpt.isEmpty()) {
             return ResponseEntity.badRequest().body(Map.of("error", "User not found"));
         }
-        String code = userService.generatePasswordResetCode(req.getEmail());
-        emailService.sendEmail(req.getEmail(), "请填写验证码以重置密码", "您的验证码是" + code);
+        userService.sendVerifyMail(userOpt.get(), VerifyType.RESET_PASSWORD);
         return ResponseEntity.ok(Map.of("message", "Verification code sent"));
     }
 
     @PostMapping("/forgot/verify")
+    @Operation(summary = "Verify reset code", description = "Verify password reset code")
+    @ApiResponse(responseCode = "200", description = "Verification result",
+            content = @Content(schema = @Schema(implementation = Map.class)))
     public ResponseEntity<?> verifyReset(@RequestBody VerifyForgotRequest req) {
-        boolean ok = userService.verifyPasswordResetCode(req.getEmail(), req.getCode());
+        Optional<User> userOpt = userService.findByEmail(req.getEmail());
+        if (userOpt.isEmpty()) {
+            return ResponseEntity.badRequest().body(Map.of("error", "User not found"));
+        }
+        boolean ok = userService.verifyCode(userOpt.get(), req.getCode(), VerifyType.RESET_PASSWORD);
         if (ok) {
             String username = userService.findByEmail(req.getEmail()).get().getUsername();
             return ResponseEntity.ok(Map.of("token", jwtService.generateResetToken(username)));
@@ -433,6 +483,9 @@ public class AuthController {
     }
 
     @PostMapping("/forgot/reset")
+    @Operation(summary = "Reset password", description = "Reset user password after verification")
+    @ApiResponse(responseCode = "200", description = "Reset result",
+            content = @Content(schema = @Schema(implementation = Map.class)))
     public ResponseEntity<?> resetPassword(@RequestBody ResetPasswordRequest req) {
         String username = jwtService.validateAndGetSubjectForReset(req.getToken());
         try {

backend/src/main/java/com/openisle/controller/CategoryController.java

@@ -10,6 +10,11 @@ import com.openisle.service.CategoryService;
 import com.openisle.service.PostService;
 import lombok.RequiredArgsConstructor;
 import org.springframework.web.bind.annotation.*;
+import io.swagger.v3.oas.annotations.Operation;
+import io.swagger.v3.oas.annotations.media.ArraySchema;
+import io.swagger.v3.oas.annotations.media.Content;
+import io.swagger.v3.oas.annotations.media.Schema;
+import io.swagger.v3.oas.annotations.responses.ApiResponse;
 
 import java.util.List;
 import java.util.Map;
@@ -25,6 +30,9 @@ public class CategoryController {
     private final CategoryMapper categoryMapper;
 
     @PostMapping
+    @Operation(summary = "Create category", description = "Create a new category")
+    @ApiResponse(responseCode = "200", description = "Created category",
+            content = @Content(schema = @Schema(implementation = CategoryDto.class)))
     public CategoryDto create(@RequestBody CategoryRequest req) {
         Category c = categoryService.createCategory(req.getName(), req.getDescription(), req.getIcon(), req.getSmallIcon());
         long count = postService.countPostsByCategory(c.getId());
@@ -32,6 +40,9 @@ public class CategoryController {
     }
 
     @PutMapping("/{id}")
+    @Operation(summary = "Update category", description = "Update an existing category")
+    @ApiResponse(responseCode = "200", description = "Updated category",
+            content = @Content(schema = @Schema(implementation = CategoryDto.class)))
     public CategoryDto update(@PathVariable Long id, @RequestBody CategoryRequest req) {
         Category c = categoryService.updateCategory(id, req.getName(), req.getDescription(), req.getIcon(), req.getSmallIcon());
         long count = postService.countPostsByCategory(c.getId());
@@ -39,11 +50,16 @@ public class CategoryController {
     }
 
     @DeleteMapping("/{id}")
+    @Operation(summary = "Delete category", description = "Remove a category by id")
+    @ApiResponse(responseCode = "200", description = "Category deleted")
     public void delete(@PathVariable Long id) {
         categoryService.deleteCategory(id);
     }
 
     @GetMapping
+    @Operation(summary = "List categories", description = "Get all categories")
+    @ApiResponse(responseCode = "200", description = "List of categories",
+            content = @Content(array = @ArraySchema(schema = @Schema(implementation = CategoryDto.class))))
     public List<CategoryDto> list() {
         List<Category> all = categoryService.listCategories();
         List<Long> ids = all.stream().map(Category::getId).toList();
@@ -55,6 +71,9 @@ public class CategoryController {
     }
 
     @GetMapping("/{id}")
+    @Operation(summary = "Get category", description = "Get category by id")
+    @ApiResponse(responseCode = "200", description = "Category detail",
+            content = @Content(schema = @Schema(implementation = CategoryDto.class)))
     public CategoryDto get(@PathVariable Long id) {
         Category c = categoryService.getCategory(id);
         long count = postService.countPostsByCategory(c.getId());
@@ -62,6 +81,9 @@ public class CategoryController {
     }
 
     @GetMapping("/{id}/posts")
+    @Operation(summary = "List posts by category", description = "Get posts under a category")
+    @ApiResponse(responseCode = "200", description = "List of posts",
+            content = @Content(array = @ArraySchema(schema = @Schema(implementation = PostSummaryDto.class))))
     public List<PostSummaryDto> listPostsByCategory(@PathVariable Long id,
                                                     @RequestParam(value = "page", required = false) Integer page,
                                                     @RequestParam(value = "pageSize", required = false) Integer pageSize) {

backend/src/main/java/com/openisle/controller/ChannelController.java

@@ -8,6 +8,12 @@ import com.openisle.service.MessageService;
 import lombok.RequiredArgsConstructor;
 import org.springframework.security.core.Authentication;
 import org.springframework.web.bind.annotation.*;
+import io.swagger.v3.oas.annotations.Operation;
+import io.swagger.v3.oas.annotations.media.ArraySchema;
+import io.swagger.v3.oas.annotations.media.Content;
+import io.swagger.v3.oas.annotations.media.Schema;
+import io.swagger.v3.oas.annotations.responses.ApiResponse;
+import io.swagger.v3.oas.annotations.security.SecurityRequirement;
 
 import java.util.List;
 
@@ -26,16 +32,28 @@ public class ChannelController {
     }
 
     @GetMapping
+    @Operation(summary = "List channels", description = "List channels for the current user")
+    @ApiResponse(responseCode = "200", description = "Channels",
+            content = @Content(array = @ArraySchema(schema = @Schema(implementation = ChannelDto.class))))
+    @SecurityRequirement(name = "JWT")
     public List<ChannelDto> listChannels(Authentication auth) {
         return channelService.listChannels(getCurrentUserId(auth));
     }
 
     @PostMapping("/{channelId}/join")
+    @Operation(summary = "Join channel", description = "Join a channel")
+    @ApiResponse(responseCode = "200", description = "Joined channel",
+            content = @Content(schema = @Schema(implementation = ChannelDto.class)))
+    @SecurityRequirement(name = "JWT")
     public ChannelDto joinChannel(@PathVariable Long channelId, Authentication auth) {
         return channelService.joinChannel(channelId, getCurrentUserId(auth));
     }
 
     @GetMapping("/unread-count")
+    @Operation(summary = "Unread count", description = "Get unread channel count")
+    @ApiResponse(responseCode = "200", description = "Unread count",
+            content = @Content(schema = @Schema(implementation = Long.class)))
+    @SecurityRequirement(name = "JWT")
     public long unreadCount(Authentication auth) {
         return messageService.getUnreadChannelCount(getCurrentUserId(auth));
     }

backend/src/main/java/com/openisle/controller/CommentController.java

@@ -14,6 +14,12 @@ import org.springframework.beans.factory.annotation.Value;
 import org.springframework.http.ResponseEntity;
 import org.springframework.security.core.Authentication;
 import org.springframework.web.bind.annotation.*;
+import io.swagger.v3.oas.annotations.Operation;
+import io.swagger.v3.oas.annotations.media.ArraySchema;
+import io.swagger.v3.oas.annotations.media.Content;
+import io.swagger.v3.oas.annotations.media.Schema;
+import io.swagger.v3.oas.annotations.responses.ApiResponse;
+import io.swagger.v3.oas.annotations.security.SecurityRequirement;
 
 import java.util.List;
 import java.util.stream.Collectors;
@@ -36,6 +42,10 @@ public class CommentController {
     private boolean commentCaptchaEnabled;
 
     @PostMapping("/posts/{postId}/comments")
+    @Operation(summary = "Create comment", description = "Add a comment to a post")
+    @ApiResponse(responseCode = "200", description = "Created comment",
+            content = @Content(schema = @Schema(implementation = CommentDto.class)))
+    @SecurityRequirement(name = "JWT")
     public ResponseEntity<CommentDto> createComment(@PathVariable Long postId,
                                                     @RequestBody CommentRequest req,
                                                     Authentication auth) {
@@ -53,6 +63,10 @@ public class CommentController {
     }
 
     @PostMapping("/comments/{commentId}/replies")
+    @Operation(summary = "Reply to comment", description = "Reply to an existing comment")
+    @ApiResponse(responseCode = "200", description = "Reply created",
+            content = @Content(schema = @Schema(implementation = CommentDto.class)))
+    @SecurityRequirement(name = "JWT")
     public ResponseEntity<CommentDto> replyComment(@PathVariable Long commentId,
                                                    @RequestBody CommentRequest req,
                                                    Authentication auth) {
@@ -69,6 +83,9 @@ public class CommentController {
     }
 
     @GetMapping("/posts/{postId}/comments")
+    @Operation(summary = "List comments", description = "List comments for a post")
+    @ApiResponse(responseCode = "200", description = "Comments",
+            content = @Content(array = @ArraySchema(schema = @Schema(implementation = CommentDto.class))))
     public List<CommentDto> listComments(@PathVariable Long postId,
                                          @RequestParam(value = "sort", required = false, defaultValue = "OLDEST") com.openisle.model.CommentSort sort) {
         log.debug("listComments called for post {} with sort {}", postId, sort);
@@ -80,6 +97,9 @@ public class CommentController {
     }
 
     @DeleteMapping("/comments/{id}")
+    @Operation(summary = "Delete comment", description = "Delete a comment")
+    @ApiResponse(responseCode = "200", description = "Deleted")
+    @SecurityRequirement(name = "JWT")
     public void deleteComment(@PathVariable Long id, Authentication auth) {
         log.debug("deleteComment called by user {} for comment {}", auth.getName(), id);
         commentService.deleteComment(auth.getName(), id);
@@ -87,12 +107,20 @@ public class CommentController {
     }
 
     @PostMapping("/comments/{id}/pin")
+    @Operation(summary = "Pin comment", description = "Pin a comment")
+    @ApiResponse(responseCode = "200", description = "Pinned comment",
+            content = @Content(schema = @Schema(implementation = CommentDto.class)))
+    @SecurityRequirement(name = "JWT")
     public CommentDto pinComment(@PathVariable Long id, Authentication auth) {
         log.debug("pinComment called by user {} for comment {}", auth.getName(), id);
         return commentMapper.toDto(commentService.pinComment(auth.getName(), id));
     }
 
     @PostMapping("/comments/{id}/unpin")
+    @Operation(summary = "Unpin comment", description = "Unpin a comment")
+    @ApiResponse(responseCode = "200", description = "Unpinned comment",
+            content = @Content(schema = @Schema(implementation = CommentDto.class)))
+    @SecurityRequirement(name = "JWT")
     public CommentDto unpinComment(@PathVariable Long id, Authentication auth) {
         log.debug("unpinComment called by user {} for comment {}", auth.getName(), id);
         return commentMapper.toDto(commentService.unpinComment(auth.getName(), id));

backend/src/main/java/com/openisle/controller/ConfigController.java

@@ -6,6 +6,10 @@ import org.springframework.beans.factory.annotation.Value;
 import org.springframework.web.bind.annotation.GetMapping;
 import org.springframework.web.bind.annotation.RequestMapping;
 import org.springframework.web.bind.annotation.RestController;
+import io.swagger.v3.oas.annotations.Operation;
+import io.swagger.v3.oas.annotations.media.Content;
+import io.swagger.v3.oas.annotations.media.Schema;
+import io.swagger.v3.oas.annotations.responses.ApiResponse;
 
 @RestController
 @RequestMapping("/api")
@@ -33,6 +37,9 @@ public class ConfigController {
     private final RegisterModeService registerModeService;
 
     @GetMapping("/config")
+    @Operation(summary = "Site config", description = "Get site configuration")
+    @ApiResponse(responseCode = "200", description = "Site configuration",
+            content = @Content(schema = @Schema(implementation = SiteConfigDto.class)))
     public SiteConfigDto getConfig() {
         SiteConfigDto resp = new SiteConfigDto();
         resp.setCaptchaEnabled(captchaEnabled);

backend/src/main/java/com/openisle/controller/DraftController.java

@@ -9,6 +9,11 @@ import lombok.RequiredArgsConstructor;
 import org.springframework.http.ResponseEntity;
 import org.springframework.security.core.Authentication;
 import org.springframework.web.bind.annotation.*;
+import io.swagger.v3.oas.annotations.Operation;
+import io.swagger.v3.oas.annotations.media.Content;
+import io.swagger.v3.oas.annotations.media.Schema;
+import io.swagger.v3.oas.annotations.responses.ApiResponse;
+import io.swagger.v3.oas.annotations.security.SecurityRequirement;
 
 @RestController
 @RequestMapping("/api/drafts")
@@ -18,12 +23,20 @@ public class DraftController {
     private final DraftMapper draftMapper;
 
     @PostMapping
+    @Operation(summary = "Save draft", description = "Save a draft for current user")
+    @ApiResponse(responseCode = "200", description = "Draft saved",
+            content = @Content(schema = @Schema(implementation = DraftDto.class)))
+    @SecurityRequirement(name = "JWT")
     public ResponseEntity<DraftDto> saveDraft(@RequestBody DraftRequest req, Authentication auth) {
         Draft draft = draftService.saveDraft(auth.getName(), req.getCategoryId(), req.getTitle(), req.getContent(), req.getTagIds());
         return ResponseEntity.ok(draftMapper.toDto(draft));
     }
 
     @GetMapping("/me")
+    @Operation(summary = "Get my draft", description = "Get current user's draft")
+    @ApiResponse(responseCode = "200", description = "Draft details",
+            content = @Content(schema = @Schema(implementation = DraftDto.class)))
+    @SecurityRequirement(name = "JWT")
     public ResponseEntity<DraftDto> getMyDraft(Authentication auth) {
         return draftService.getDraft(auth.getName())
                 .map(d -> ResponseEntity.ok(draftMapper.toDto(d)))
@@ -31,6 +44,9 @@ public class DraftController {
     }
 
     @DeleteMapping("/me")
+    @Operation(summary = "Delete my draft", description = "Delete current user's draft")
+    @ApiResponse(responseCode = "200", description = "Draft deleted")
+    @SecurityRequirement(name = "JWT")
     public ResponseEntity<?> deleteMyDraft(Authentication auth) {
         draftService.deleteDraft(auth.getName());
         return ResponseEntity.ok().build();

backend/src/main/java/com/openisle/controller/HelloController.java

@@ -1,5 +1,10 @@
 package com.openisle.controller;
 
+import io.swagger.v3.oas.annotations.Operation;
+import io.swagger.v3.oas.annotations.media.Content;
+import io.swagger.v3.oas.annotations.media.Schema;
+import io.swagger.v3.oas.annotations.responses.ApiResponse;
+import io.swagger.v3.oas.annotations.security.SecurityRequirement;
 import org.springframework.web.bind.annotation.GetMapping;
 import org.springframework.web.bind.annotation.RestController;
 import java.util.Map;
@@ -7,6 +12,10 @@ import java.util.Map;
 @RestController
 public class HelloController {
     @GetMapping("/api/hello")
+    @SecurityRequirement(name = "JWT")
+    @Operation(summary = "Hello endpoint", description = "Returns a greeting for authenticated users")
+    @ApiResponse(responseCode = "200", description = "Greeting payload",
+            content = @Content(schema = @Schema(implementation = Map.class)))
     public Map<String, String> hello() {
         return Map.of("message", "Hello, Authenticated User");
     }

backend/src/main/java/com/openisle/controller/InviteController.java

@@ -6,6 +6,11 @@ import org.springframework.security.core.Authentication;
 import org.springframework.web.bind.annotation.PostMapping;
 import org.springframework.web.bind.annotation.RequestMapping;
 import org.springframework.web.bind.annotation.RestController;
+import io.swagger.v3.oas.annotations.Operation;
+import io.swagger.v3.oas.annotations.media.Content;
+import io.swagger.v3.oas.annotations.media.Schema;
+import io.swagger.v3.oas.annotations.responses.ApiResponse;
+import io.swagger.v3.oas.annotations.security.SecurityRequirement;
 
 import java.util.Map;
 
@@ -16,6 +21,10 @@ public class InviteController {
     private final InviteService inviteService;
 
     @PostMapping("/generate")
+    @Operation(summary = "Generate invite", description = "Generate an invite token")
+    @ApiResponse(responseCode = "200", description = "Invite token",
+            content = @Content(schema = @Schema(implementation = Map.class)))
+    @SecurityRequirement(name = "JWT")
     public Map<String, String> generate(Authentication auth) {
         String token = inviteService.generate(auth.getName());
         return Map.of("token", token);

backend/src/main/java/com/openisle/controller/MedalController.java

@@ -7,6 +7,12 @@ import lombok.RequiredArgsConstructor;
 import org.springframework.http.ResponseEntity;
 import org.springframework.security.core.Authentication;
 import org.springframework.web.bind.annotation.*;
+import io.swagger.v3.oas.annotations.Operation;
+import io.swagger.v3.oas.annotations.media.ArraySchema;
+import io.swagger.v3.oas.annotations.media.Content;
+import io.swagger.v3.oas.annotations.media.Schema;
+import io.swagger.v3.oas.annotations.responses.ApiResponse;
+import io.swagger.v3.oas.annotations.security.SecurityRequirement;
 
 import java.util.List;
 
@@ -17,11 +23,17 @@ public class MedalController {
     private final MedalService medalService;
 
     @GetMapping
+    @Operation(summary = "List medals", description = "List medals for user or globally")
+    @ApiResponse(responseCode = "200", description = "List of medals",
+            content = @Content(array = @ArraySchema(schema = @Schema(implementation = MedalDto.class))))
     public List<MedalDto> getMedals(@RequestParam(value = "userId", required = false) Long userId) {
         return medalService.getMedals(userId);
     }
 
     @PostMapping("/select")
+    @Operation(summary = "Select medal", description = "Select a medal for current user")
+    @ApiResponse(responseCode = "200", description = "Medal selected")
+    @SecurityRequirement(name = "JWT")
     public ResponseEntity<Void> selectMedal(@RequestBody MedalSelectRequest req, Authentication auth) {
         try {
             medalService.selectMedal(auth.getName(), req.getType());

backend/src/main/java/com/openisle/controller/MessageController.java

@@ -18,6 +18,12 @@ import org.springframework.data.domain.Sort;
 import org.springframework.http.ResponseEntity;
 import org.springframework.security.core.Authentication;
 import org.springframework.web.bind.annotation.*;
+import io.swagger.v3.oas.annotations.Operation;
+import io.swagger.v3.oas.annotations.media.ArraySchema;
+import io.swagger.v3.oas.annotations.media.Content;
+import io.swagger.v3.oas.annotations.media.Schema;
+import io.swagger.v3.oas.annotations.responses.ApiResponse;
+import io.swagger.v3.oas.annotations.security.SecurityRequirement;
 
 import java.util.List;
 
@@ -37,12 +43,20 @@ public class MessageController {
     }
 
     @GetMapping("/conversations")
+    @Operation(summary = "List conversations", description = "Get all conversations of current user")
+    @ApiResponse(responseCode = "200", description = "List of conversations",
+            content = @Content(array = @ArraySchema(schema = @Schema(implementation = ConversationDto.class))))
+    @SecurityRequirement(name = "JWT")
     public ResponseEntity<List<ConversationDto>> getConversations(Authentication auth) {
         List<ConversationDto> conversations = messageService.getConversations(getCurrentUserId(auth));
         return ResponseEntity.ok(conversations);
     }
 
     @GetMapping("/conversations/{conversationId}")
+    @Operation(summary = "Get conversation", description = "Get messages of a conversation")
+    @ApiResponse(responseCode = "200", description = "Conversation detail",
+            content = @Content(schema = @Schema(implementation = ConversationDetailDto.class)))
+    @SecurityRequirement(name = "JWT")
     public ResponseEntity<ConversationDetailDto> getMessages(@PathVariable Long conversationId,
                                                                @RequestParam(defaultValue = "0") int page,
                                                                @RequestParam(defaultValue = "20") int size,
@@ -53,12 +67,20 @@ public class MessageController {
     }
 
     @PostMapping
+    @Operation(summary = "Send message", description = "Send a direct message to a user")
+    @ApiResponse(responseCode = "200", description = "Message sent",
+            content = @Content(schema = @Schema(implementation = MessageDto.class)))
+    @SecurityRequirement(name = "JWT")
     public ResponseEntity<MessageDto> sendMessage(@RequestBody MessageRequest req, Authentication auth) {
         Message message = messageService.sendMessage(getCurrentUserId(auth), req.getRecipientId(), req.getContent(), req.getReplyToId());
         return ResponseEntity.ok(messageService.toDto(message));
     }
 
     @PostMapping("/conversations/{conversationId}/messages")
+    @Operation(summary = "Send message to conversation", description = "Reply within a conversation")
+    @ApiResponse(responseCode = "200", description = "Message sent",
+            content = @Content(schema = @Schema(implementation = MessageDto.class)))
+    @SecurityRequirement(name = "JWT")
     public ResponseEntity<MessageDto> sendMessageToConversation(@PathVariable Long conversationId,
                                                                 @RequestBody ChannelMessageRequest req,
                                                                 Authentication auth) {
@@ -67,18 +89,29 @@ public class MessageController {
     }
 
     @PostMapping("/conversations/{conversationId}/read")
+    @Operation(summary = "Mark conversation read", description = "Mark messages in conversation as read")
+    @ApiResponse(responseCode = "200", description = "Marked as read")
+    @SecurityRequirement(name = "JWT")
     public ResponseEntity<Void> markAsRead(@PathVariable Long conversationId, Authentication auth) {
         messageService.markConversationAsRead(conversationId, getCurrentUserId(auth));
         return ResponseEntity.ok().build();
     }
 
     @PostMapping("/conversations")
+    @Operation(summary = "Find or create conversation", description = "Find existing or create new conversation with recipient")
+    @ApiResponse(responseCode = "200", description = "Conversation id",
+            content = @Content(schema = @Schema(implementation = CreateConversationResponse.class)))
+    @SecurityRequirement(name = "JWT")
     public ResponseEntity<CreateConversationResponse> findOrCreateConversation(@RequestBody CreateConversationRequest req, Authentication auth) {
         MessageConversation conversation = messageService.findOrCreateConversation(getCurrentUserId(auth), req.getRecipientId());
         return ResponseEntity.ok(new CreateConversationResponse(conversation.getId()));
     }
 
     @GetMapping("/unread-count")
+    @Operation(summary = "Unread message count", description = "Get unread message count for current user")
+    @ApiResponse(responseCode = "200", description = "Unread count",
+            content = @Content(schema = @Schema(implementation = Long.class)))
+    @SecurityRequirement(name = "JWT")
     public ResponseEntity<Long> getUnreadCount(Authentication auth) {
         return ResponseEntity.ok(messageService.getUnreadMessageCount(getCurrentUserId(auth)));
     }

backend/src/main/java/com/openisle/controller/NotificationController.java

@@ -10,6 +10,12 @@ import com.openisle.service.NotificationService;
 import lombok.RequiredArgsConstructor;
 import org.springframework.security.core.Authentication;
 import org.springframework.web.bind.annotation.*;
+import io.swagger.v3.oas.annotations.Operation;
+import io.swagger.v3.oas.annotations.media.ArraySchema;
+import io.swagger.v3.oas.annotations.media.Content;
+import io.swagger.v3.oas.annotations.media.Schema;
+import io.swagger.v3.oas.annotations.responses.ApiResponse;
+import io.swagger.v3.oas.annotations.security.SecurityRequirement;
 
 import java.util.List;
 import java.util.stream.Collectors;
@@ -23,6 +29,10 @@ public class NotificationController {
     private final NotificationMapper notificationMapper;
 
     @GetMapping
+    @Operation(summary = "List notifications", description = "Retrieve notifications for the current user")
+    @ApiResponse(responseCode = "200", description = "Notifications",
+            content = @Content(array = @ArraySchema(schema = @Schema(implementation = NotificationDto.class))))
+    @SecurityRequirement(name = "JWT")
     public List<NotificationDto> list(@RequestParam(value = "page", defaultValue = "0") int page,
                                       @RequestParam(value = "size", defaultValue = "30") int size,
                                       Authentication auth) {
@@ -32,6 +42,10 @@ public class NotificationController {
     }
 
     @GetMapping("/unread")
+    @Operation(summary = "List unread notifications", description = "Retrieve unread notifications for the current user")
+    @ApiResponse(responseCode = "200", description = "Unread notifications",
+            content = @Content(array = @ArraySchema(schema = @Schema(implementation = NotificationDto.class))))
+    @SecurityRequirement(name = "JWT")
     public List<NotificationDto> listUnread(@RequestParam(value = "page", defaultValue = "0") int page,
                                             @RequestParam(value = "size", defaultValue = "30") int size,
                                             Authentication auth) {
@@ -41,6 +55,10 @@ public class NotificationController {
     }
 
     @GetMapping("/unread-count")
+    @Operation(summary = "Unread count", description = "Get count of unread notifications")
+    @ApiResponse(responseCode = "200", description = "Unread count",
+            content = @Content(schema = @Schema(implementation = NotificationUnreadCountDto.class)))
+    @SecurityRequirement(name = "JWT")
     public NotificationUnreadCountDto unreadCount(Authentication auth) {
         long count = notificationService.countUnread(auth.getName());
         NotificationUnreadCountDto uc = new NotificationUnreadCountDto();
@@ -49,26 +67,43 @@ public class NotificationController {
     }
 
     @PostMapping("/read")
+    @Operation(summary = "Mark notifications read", description = "Mark notifications as read")
+    @ApiResponse(responseCode = "200", description = "Marked read")
+    @SecurityRequirement(name = "JWT")
     public void markRead(@RequestBody NotificationMarkReadRequest req, Authentication auth) {
         notificationService.markRead(auth.getName(), req.getIds());
     }
 
     @GetMapping("/prefs")
+    @Operation(summary = "List preferences", description = "List notification preferences")
+    @ApiResponse(responseCode = "200", description = "Preferences",
+            content = @Content(array = @ArraySchema(schema = @Schema(implementation = NotificationPreferenceDto.class))))
+    @SecurityRequirement(name = "JWT")
     public List<NotificationPreferenceDto> prefs(Authentication auth) {
         return notificationService.listPreferences(auth.getName());
     }
 
     @PostMapping("/prefs")
+    @Operation(summary = "Update preference", description = "Update notification preference")
+    @ApiResponse(responseCode = "200", description = "Preference updated")
+    @SecurityRequirement(name = "JWT")
     public void updatePref(@RequestBody NotificationPreferenceUpdateRequest req, Authentication auth) {
         notificationService.updatePreference(auth.getName(), req.getType(), req.isEnabled());
     }
 
     @GetMapping("/email-prefs")
+    @Operation(summary = "List email preferences", description = "List email notification preferences")
+    @ApiResponse(responseCode = "200", description = "Email preferences",
+            content = @Content(array = @ArraySchema(schema = @Schema(implementation = NotificationPreferenceDto.class))))
+    @SecurityRequirement(name = "JWT")
     public List<NotificationPreferenceDto> emailPrefs(Authentication auth) {
         return notificationService.listEmailPreferences(auth.getName());
     }
 
     @PostMapping("/email-prefs")
+    @Operation(summary = "Update email preference", description = "Update email notification preference")
+    @ApiResponse(responseCode = "200", description = "Email preference updated")
+    @SecurityRequirement(name = "JWT")
     public void updateEmailPref(@RequestBody NotificationPreferenceUpdateRequest req, Authentication auth) {
         notificationService.updateEmailPreference(auth.getName(), req.getType(), req.isEnabled());
     }

backend/src/main/java/com/openisle/controller/OnlineController.java

@@ -5,6 +5,10 @@ import lombok.RequiredArgsConstructor;
 import org.springframework.data.redis.core.RedisTemplate;
 import org.springframework.data.redis.core.StringRedisTemplate;
 import org.springframework.web.bind.annotation.*;
+import io.swagger.v3.oas.annotations.Operation;
+import io.swagger.v3.oas.annotations.media.Content;
+import io.swagger.v3.oas.annotations.media.Schema;
+import io.swagger.v3.oas.annotations.responses.ApiResponse;
 
 import java.time.Duration;
 
@@ -22,11 +26,16 @@ public class OnlineController {
     private static final String ONLINE_KEY = CachingConfig.ONLINE_CACHE_NAME +":";
 
     @PostMapping("/heartbeat")
+    @Operation(summary = "Heartbeat", description = "Record user heartbeat")
+    @ApiResponse(responseCode = "200", description = "Heartbeat recorded")
     public void ping(@RequestParam String userId){
         redisTemplate.opsForValue().set(ONLINE_KEY+userId,"1", Duration.ofSeconds(150));
     }
 
     @GetMapping("/count")
+    @Operation(summary = "Online count", description = "Get current online user count")
+    @ApiResponse(responseCode = "200", description = "Online count",
+            content = @Content(schema = @Schema(implementation = Long.class)))
     public long count(){
         return redisTemplate.keys(ONLINE_KEY+"*").size();
     }

backend/src/main/java/com/openisle/controller/PointHistoryController.java

@@ -9,6 +9,12 @@ import org.springframework.web.bind.annotation.GetMapping;
 import org.springframework.web.bind.annotation.RequestMapping;
 import org.springframework.web.bind.annotation.RequestParam;
 import org.springframework.web.bind.annotation.RestController;
+import io.swagger.v3.oas.annotations.Operation;
+import io.swagger.v3.oas.annotations.media.ArraySchema;
+import io.swagger.v3.oas.annotations.media.Content;
+import io.swagger.v3.oas.annotations.media.Schema;
+import io.swagger.v3.oas.annotations.responses.ApiResponse;
+import io.swagger.v3.oas.annotations.security.SecurityRequirement;
 
 import java.util.List;
 import java.util.Map;
@@ -22,6 +28,10 @@ public class PointHistoryController {
     private final PointHistoryMapper pointHistoryMapper;
 
     @GetMapping
+    @Operation(summary = "Point history", description = "List point history for current user")
+    @ApiResponse(responseCode = "200", description = "List of point histories",
+            content = @Content(array = @ArraySchema(schema = @Schema(implementation = PointHistoryDto.class))))
+    @SecurityRequirement(name = "JWT")
     public List<PointHistoryDto> list(Authentication auth) {
         return pointService.listHistory(auth.getName()).stream()
                 .map(pointHistoryMapper::toDto)
@@ -29,6 +39,10 @@ public class PointHistoryController {
     }
 
     @GetMapping("/trend")
+    @Operation(summary = "Point trend", description = "Get point trend data for current user")
+    @ApiResponse(responseCode = "200", description = "Trend data",
+            content = @Content(array = @ArraySchema(schema = @Schema(implementation = java.util.Map.class))))
+    @SecurityRequirement(name = "JWT")
     public List<Map<String, Object>> trend(Authentication auth,
                                           @RequestParam(value = "days", defaultValue = "30") int days) {
         return pointService.trend(auth.getName(), days);

backend/src/main/java/com/openisle/controller/PointMallController.java

@@ -9,6 +9,12 @@ import com.openisle.service.UserService;
 import lombok.RequiredArgsConstructor;
 import org.springframework.security.core.Authentication;
 import org.springframework.web.bind.annotation.*;
+import io.swagger.v3.oas.annotations.Operation;
+import io.swagger.v3.oas.annotations.media.ArraySchema;
+import io.swagger.v3.oas.annotations.media.Content;
+import io.swagger.v3.oas.annotations.media.Schema;
+import io.swagger.v3.oas.annotations.responses.ApiResponse;
+import io.swagger.v3.oas.annotations.security.SecurityRequirement;
 
 import java.util.List;
 import java.util.Map;
@@ -24,6 +30,9 @@ public class PointMallController {
     private final PointGoodMapper pointGoodMapper;
 
     @GetMapping
+    @Operation(summary = "List goods", description = "List all point goods")
+    @ApiResponse(responseCode = "200", description = "List of goods",
+            content = @Content(array = @ArraySchema(schema = @Schema(implementation = PointGoodDto.class))))
     public List<PointGoodDto> list() {
         return pointMallService.listGoods().stream()
                 .map(pointGoodMapper::toDto)
@@ -31,6 +40,10 @@ public class PointMallController {
     }
 
     @PostMapping("/redeem")
+    @Operation(summary = "Redeem good", description = "Redeem a point good")
+    @ApiResponse(responseCode = "200", description = "Remaining points",
+            content = @Content(schema = @Schema(implementation = java.util.Map.class)))
+    @SecurityRequirement(name = "JWT")
     public Map<String, Integer> redeem(@RequestBody PointRedeemRequest req, Authentication auth) {
         User user = userService.findByIdentifier(auth.getName()).orElseThrow();
         int point = pointMallService.redeem(user, req.getGoodId(), req.getContact());

backend/src/main/java/com/openisle/controller/PostChangeLogController.java

@@ -0,0 +1,33 @@
+package com.openisle.controller;
+
+import com.openisle.dto.PostChangeLogDto;
+import com.openisle.mapper.PostChangeLogMapper;
+import com.openisle.service.PostChangeLogService;
+import lombok.RequiredArgsConstructor;
+import org.springframework.web.bind.annotation.*;
+import io.swagger.v3.oas.annotations.Operation;
+import io.swagger.v3.oas.annotations.media.ArraySchema;
+import io.swagger.v3.oas.annotations.media.Content;
+import io.swagger.v3.oas.annotations.media.Schema;
+import io.swagger.v3.oas.annotations.responses.ApiResponse;
+
+import java.util.List;
+import java.util.stream.Collectors;
+
+@RestController
+@RequestMapping("/api/posts")
+@RequiredArgsConstructor
+public class PostChangeLogController {
+    private final PostChangeLogService changeLogService;
+    private final PostChangeLogMapper mapper;
+
+    @GetMapping("/{id}/change-logs")
+    @Operation(summary = "Post change logs", description = "List change logs for a post")
+    @ApiResponse(responseCode = "200", description = "Change logs",
+            content = @Content(array = @ArraySchema(schema = @Schema(implementation = PostChangeLogDto.class))))
+    public List<PostChangeLogDto> listLogs(@PathVariable Long id) {
+        return changeLogService.listLogs(id).stream()
+                .map(mapper::toDto)
+                .collect(Collectors.toList());
+    }
+}

backend/src/main/java/com/openisle/controller/PostController.java

@@ -7,6 +7,12 @@ import com.openisle.dto.PollDto;
 import com.openisle.mapper.PostMapper;
 import com.openisle.model.Post;
 import com.openisle.service.*;
+import io.swagger.v3.oas.annotations.Operation;
+import io.swagger.v3.oas.annotations.media.ArraySchema;
+import io.swagger.v3.oas.annotations.media.Content;
+import io.swagger.v3.oas.annotations.media.Schema;
+import io.swagger.v3.oas.annotations.responses.ApiResponse;
+import io.swagger.v3.oas.annotations.security.SecurityRequirement;
 import lombok.RequiredArgsConstructor;
 import org.springframework.beans.factory.annotation.Value;
 import org.springframework.http.ResponseEntity;
@@ -35,6 +41,10 @@ public class PostController {
     private boolean postCaptchaEnabled;
 
     @PostMapping
+    @SecurityRequirement(name = "JWT")
+    @Operation(summary = "Create post", description = "Create a new post")
+    @ApiResponse(responseCode = "200", description = "Created post",
+            content = @Content(schema = @Schema(implementation = PostDetailDto.class)))
     public ResponseEntity<PostDetailDto> createPost(@RequestBody PostRequest req, Authentication auth) {
         if (captchaEnabled && postCaptchaEnabled && !captchaService.verify(req.getCaptcha())) {
             return ResponseEntity.badRequest().build();
@@ -53,6 +63,10 @@ public class PostController {
     }
 
     @PutMapping("/{id}")
+    @SecurityRequirement(name = "JWT")
+    @Operation(summary = "Update post", description = "Update an existing post")
+    @ApiResponse(responseCode = "200", description = "Updated post",
+            content = @Content(schema = @Schema(implementation = PostDetailDto.class)))
     public ResponseEntity<PostDetailDto> updatePost(@PathVariable Long id, @RequestBody PostRequest req,
                                               Authentication auth) {
         Post post = postService.updatePost(id, auth.getName(), req.getCategoryId(),
@@ -61,21 +75,35 @@ public class PostController {
     }
 
     @DeleteMapping("/{id}")
+    @SecurityRequirement(name = "JWT")
+    @Operation(summary = "Delete post", description = "Delete a post")
+    @ApiResponse(responseCode = "200", description = "Post deleted")
     public void deletePost(@PathVariable Long id, Authentication auth) {
         postService.deletePost(id, auth.getName());
     }
 
     @PostMapping("/{id}/close")
+    @SecurityRequirement(name = "JWT")
+    @Operation(summary = "Close post", description = "Close a post to prevent further replies")
+    @ApiResponse(responseCode = "200", description = "Closed post",
+            content = @Content(schema = @Schema(implementation = PostSummaryDto.class)))
     public PostSummaryDto close(@PathVariable Long id, Authentication auth) {
         return postMapper.toSummaryDto(postService.closePost(id, auth.getName()));
     }
 
     @PostMapping("/{id}/reopen")
+    @SecurityRequirement(name = "JWT")
+    @Operation(summary = "Reopen post", description = "Reopen a closed post")
+    @ApiResponse(responseCode = "200", description = "Reopened post",
+            content = @Content(schema = @Schema(implementation = PostSummaryDto.class)))
     public PostSummaryDto reopen(@PathVariable Long id, Authentication auth) {
         return postMapper.toSummaryDto(postService.reopenPost(id, auth.getName()));
     }
 
     @GetMapping("/{id}")
+    @Operation(summary = "Get post", description = "Get post details by id")
+    @ApiResponse(responseCode = "200", description = "Post detail",
+            content = @Content(schema = @Schema(implementation = PostDetailDto.class)))
     public ResponseEntity<PostDetailDto> getPost(@PathVariable Long id, Authentication auth) {
         String viewer = auth != null ? auth.getName() : null;
         Post post = postService.viewPost(id, viewer);
@@ -83,23 +111,35 @@ public class PostController {
     }
 
     @PostMapping("/{id}/lottery/join")
+    @SecurityRequirement(name = "JWT")
+    @Operation(summary = "Join lottery", description = "Join a lottery for the post")
+    @ApiResponse(responseCode = "200", description = "Joined lottery")
     public ResponseEntity<Void> joinLottery(@PathVariable Long id, Authentication auth) {
         postService.joinLottery(id, auth.getName());
         return ResponseEntity.ok().build();
     }
 
     @GetMapping("/{id}/poll/progress")
+    @Operation(summary = "Poll progress", description = "Get poll progress for a post")
+    @ApiResponse(responseCode = "200", description = "Poll progress",
+            content = @Content(schema = @Schema(implementation = PollDto.class)))
     public ResponseEntity<PollDto> pollProgress(@PathVariable Long id) {
         return ResponseEntity.ok(postMapper.toSummaryDto(postService.getPoll(id)).getPoll());
     }
 
     @PostMapping("/{id}/poll/vote")
+    @SecurityRequirement(name = "JWT")
+    @Operation(summary = "Vote poll", description = "Vote on a poll option")
+    @ApiResponse(responseCode = "200", description = "Vote recorded")
     public ResponseEntity<Void> vote(@PathVariable Long id, @RequestParam("option") List<Integer> option, Authentication auth) {
         postService.votePoll(id, auth.getName(), option);
         return ResponseEntity.ok().build();
     }
 
     @GetMapping
+    @Operation(summary = "List posts", description = "List posts by various filters")
+    @ApiResponse(responseCode = "200", description = "List of posts",
+            content = @Content(array = @ArraySchema(schema = @Schema(implementation = PostSummaryDto.class))))
     public List<PostSummaryDto> listPosts(@RequestParam(value = "categoryId", required = false) Long categoryId,
                                    @RequestParam(value = "categoryIds", required = false) List<Long> categoryIds,
                                    @RequestParam(value = "tagId", required = false) Long tagId,
@@ -115,10 +155,10 @@ public class PostController {
         if (tagId != null) {
             tids = java.util.List.of(tagId);
         }
-
-        if (auth != null) {
-            userVisitService.recordVisit(auth.getName());
-        }
+// 只需要在请求的一开始统计一次
+//        if (auth != null) {
+//            userVisitService.recordVisit(auth.getName());
+//        }
 
         boolean hasCategories = ids != null && !ids.isEmpty();
         boolean hasTags = tids != null && !tids.isEmpty();
@@ -137,6 +177,9 @@ public class PostController {
     }
 
     @GetMapping("/ranking")
+    @Operation(summary = "Ranking posts", description = "List posts by view rankings")
+    @ApiResponse(responseCode = "200", description = "Ranked posts",
+            content = @Content(array = @ArraySchema(schema = @Schema(implementation = PostSummaryDto.class))))
     public List<PostSummaryDto> rankingPosts(@RequestParam(value = "categoryId", required = false) Long categoryId,
                                       @RequestParam(value = "categoryIds", required = false) List<Long> categoryIds,
                                       @RequestParam(value = "tagId", required = false) Long tagId,
@@ -152,16 +195,19 @@ public class PostController {
         if (tagId != null) {
             tids = java.util.List.of(tagId);
         }
-
-        if (auth != null) {
-            userVisitService.recordVisit(auth.getName());
-        }
+// 只需要在请求的一开始统计一次
+//        if (auth != null) {
+//            userVisitService.recordVisit(auth.getName());
+//        }
 
         return postService.listPostsByViews(ids, tids, page, pageSize)
                 .stream().map(postMapper::toSummaryDto).collect(Collectors.toList());
     }
 
     @GetMapping("/latest-reply")
+    @Operation(summary = "Latest reply posts", description = "List posts by latest replies")
+    @ApiResponse(responseCode = "200", description = "Posts sorted by latest reply",
+            content = @Content(array = @ArraySchema(schema = @Schema(implementation = PostSummaryDto.class))))
     public List<PostSummaryDto> latestReplyPosts(@RequestParam(value = "categoryId", required = false) Long categoryId,
                                           @RequestParam(value = "categoryIds", required = false) List<Long> categoryIds,
                                           @RequestParam(value = "tagId", required = false) Long tagId,
@@ -177,16 +223,19 @@ public class PostController {
         if (tagId != null) {
             tids = java.util.List.of(tagId);
         }
-
-        if (auth != null) {
-            userVisitService.recordVisit(auth.getName());
-        }
+// 只需要在请求的一开始统计一次
+//        if (auth != null) {
+//            userVisitService.recordVisit(auth.getName());
+//        }
 
         return postService.listPostsByLatestReply(ids, tids, page, pageSize)
                 .stream().map(postMapper::toSummaryDto).collect(Collectors.toList());
     }
 
     @GetMapping("/featured")
+    @Operation(summary = "Featured posts", description = "List featured posts")
+    @ApiResponse(responseCode = "200", description = "Featured posts",
+            content = @Content(array = @ArraySchema(schema = @Schema(implementation = PostSummaryDto.class))))
     public List<PostSummaryDto> featuredPosts(@RequestParam(value = "categoryId", required = false) Long categoryId,
                                        @RequestParam(value = "categoryIds", required = false) List<Long> categoryIds,
                                        @RequestParam(value = "tagId", required = false) Long tagId,
@@ -202,9 +251,10 @@ public class PostController {
         if (tagId != null) {
             tids = java.util.List.of(tagId);
         }
-        if (auth != null) {
-            userVisitService.recordVisit(auth.getName());
-        }
+// 只需要在请求的一开始统计一次
+//        if (auth != null) {
+//            userVisitService.recordVisit(auth.getName());
+//        }
         return postService.listFeaturedPosts(ids, tids, page, pageSize)
                 .stream().map(postMapper::toSummaryDto).collect(Collectors.toList());
     }

backend/src/main/java/com/openisle/controller/PushSubscriptionController.java

@@ -7,6 +7,11 @@ import lombok.RequiredArgsConstructor;
 import org.springframework.beans.factory.annotation.Value;
 import org.springframework.security.core.Authentication;
 import org.springframework.web.bind.annotation.*;
+import io.swagger.v3.oas.annotations.Operation;
+import io.swagger.v3.oas.annotations.media.Content;
+import io.swagger.v3.oas.annotations.media.Schema;
+import io.swagger.v3.oas.annotations.responses.ApiResponse;
+import io.swagger.v3.oas.annotations.security.SecurityRequirement;
 
 @RestController
 @RequestMapping("/api/push")
@@ -17,6 +22,9 @@ public class PushSubscriptionController {
     private String publicKey;
 
     @GetMapping("/public-key")
+    @Operation(summary = "Get public key", description = "Retrieve web push public key")
+    @ApiResponse(responseCode = "200", description = "Public key",
+            content = @Content(schema = @Schema(implementation = PushPublicKeyDto.class)))
     public PushPublicKeyDto getPublicKey() {
         PushPublicKeyDto r = new PushPublicKeyDto();
         r.setKey(publicKey);
@@ -24,6 +32,9 @@ public class PushSubscriptionController {
     }
 
     @PostMapping("/subscribe")
+    @Operation(summary = "Subscribe", description = "Subscribe to push notifications")
+    @ApiResponse(responseCode = "200", description = "Subscribed")
+    @SecurityRequirement(name = "JWT")
     public void subscribe(@RequestBody PushSubscriptionRequest req, Authentication auth) {
         pushSubscriptionService.saveSubscription(auth.getName(), req.getEndpoint(), req.getP256dh(), req.getAuth());
     }

backend/src/main/java/com/openisle/controller/ReactionController.java

@@ -12,6 +12,11 @@ import lombok.RequiredArgsConstructor;
 import org.springframework.http.ResponseEntity;
 import org.springframework.security.core.Authentication;
 import org.springframework.web.bind.annotation.*;
+import io.swagger.v3.oas.annotations.Operation;
+import io.swagger.v3.oas.annotations.media.Content;
+import io.swagger.v3.oas.annotations.media.Schema;
+import io.swagger.v3.oas.annotations.responses.ApiResponse;
+import io.swagger.v3.oas.annotations.security.SecurityRequirement;
 
 @RestController
 @RequestMapping("/api")
@@ -26,11 +31,18 @@ public class ReactionController {
      * Get all available reaction types.
      */
     @GetMapping("/reaction-types")
+    @Operation(summary = "List reaction types", description = "Get all available reaction types")
+    @ApiResponse(responseCode = "200", description = "Reaction types",
+            content = @Content(schema = @Schema(implementation = ReactionType[].class)))
     public ReactionType[] listReactionTypes() {
         return ReactionType.values();
     }
 
     @PostMapping("/posts/{postId}/reactions")
+    @Operation(summary = "React to post", description = "React to a post")
+    @ApiResponse(responseCode = "200", description = "Reaction result",
+            content = @Content(schema = @Schema(implementation = ReactionDto.class)))
+    @SecurityRequirement(name = "JWT")
     public ResponseEntity<ReactionDto> reactToPost(@PathVariable Long postId,
                                                    @RequestBody ReactionRequest req,
                                                    Authentication auth) {
@@ -46,6 +58,10 @@ public class ReactionController {
     }
 
     @PostMapping("/comments/{commentId}/reactions")
+    @Operation(summary = "React to comment", description = "React to a comment")
+    @ApiResponse(responseCode = "200", description = "Reaction result",
+            content = @Content(schema = @Schema(implementation = ReactionDto.class)))
+    @SecurityRequirement(name = "JWT")
     public ResponseEntity<ReactionDto> reactToComment(@PathVariable Long commentId,
                                                       @RequestBody ReactionRequest req,
                                                       Authentication auth) {
@@ -61,6 +77,10 @@ public class ReactionController {
     }
 
     @PostMapping("/messages/{messageId}/reactions")
+    @Operation(summary = "React to message", description = "React to a message")
+    @ApiResponse(responseCode = "200", description = "Reaction result",
+            content = @Content(schema = @Schema(implementation = ReactionDto.class)))
+    @SecurityRequirement(name = "JWT")
     public ResponseEntity<ReactionDto> reactToMessage(@PathVariable Long messageId,
                                                       @RequestBody ReactionRequest req,
                                                       Authentication auth) {

backend/src/main/java/com/openisle/controller/RssController.java

@@ -13,6 +13,10 @@ import org.jsoup.safety.Safelist;
 import org.springframework.beans.factory.annotation.Value;
 import org.springframework.web.bind.annotation.GetMapping;
 import org.springframework.web.bind.annotation.RestController;
+import io.swagger.v3.oas.annotations.Operation;
+import io.swagger.v3.oas.annotations.media.Content;
+import io.swagger.v3.oas.annotations.media.Schema;
+import io.swagger.v3.oas.annotations.responses.ApiResponse;
 
 import com.vladsch.flexmark.ext.autolink.AutolinkExtension;
 import com.vladsch.flexmark.ext.tables.TablesExtension;
@@ -63,6 +67,8 @@ public class RssController {
     }
 
     @GetMapping(value = "/api/rss", produces = "application/rss+xml;charset=UTF-8")
+    @Operation(summary = "RSS feed", description = "Generate RSS feed for latest posts")
+    @ApiResponse(responseCode = "200", description = "RSS XML", content = @Content(schema = @Schema(implementation = String.class)))
     public String feed() {
         // 建议 20；你现在是 10，这里保留你的 10
         List<Post> posts = postService.listLatestRssPosts(10);

backend/src/main/java/com/openisle/controller/SearchController.java

@@ -11,6 +11,11 @@ import org.springframework.web.bind.annotation.GetMapping;
 import org.springframework.web.bind.annotation.RequestMapping;
 import org.springframework.web.bind.annotation.RequestParam;
 import org.springframework.web.bind.annotation.RestController;
+import io.swagger.v3.oas.annotations.Operation;
+import io.swagger.v3.oas.annotations.media.ArraySchema;
+import io.swagger.v3.oas.annotations.media.Content;
+import io.swagger.v3.oas.annotations.media.Schema;
+import io.swagger.v3.oas.annotations.responses.ApiResponse;
 
 import java.util.List;
 import java.util.stream.Collectors;
@@ -24,6 +29,9 @@ public class SearchController {
     private final PostMapper postMapper;
 
     @GetMapping("/users")
+    @Operation(summary = "Search users", description = "Search users by keyword")
+    @ApiResponse(responseCode = "200", description = "List of users",
+            content = @Content(array = @ArraySchema(schema = @Schema(implementation = UserDto.class))))
     public List<UserDto> searchUsers(@RequestParam String keyword) {
         return searchService.searchUsers(keyword).stream()
                 .map(userMapper::toDto)
@@ -31,6 +39,9 @@ public class SearchController {
     }
 
     @GetMapping("/posts")
+    @Operation(summary = "Search posts", description = "Search posts by keyword")
+    @ApiResponse(responseCode = "200", description = "List of posts",
+            content = @Content(array = @ArraySchema(schema = @Schema(implementation = PostSummaryDto.class))))
     public List<PostSummaryDto> searchPosts(@RequestParam String keyword) {
         return searchService.searchPosts(keyword).stream()
                 .map(postMapper::toSummaryDto)
@@ -38,6 +49,9 @@ public class SearchController {
     }
 
     @GetMapping("/posts/content")
+    @Operation(summary = "Search posts by content", description = "Search posts by content keyword")
+    @ApiResponse(responseCode = "200", description = "List of posts",
+            content = @Content(array = @ArraySchema(schema = @Schema(implementation = PostSummaryDto.class))))
     public List<PostSummaryDto> searchPostsByContent(@RequestParam String keyword) {
         return searchService.searchPostsByContent(keyword).stream()
                 .map(postMapper::toSummaryDto)
@@ -45,6 +59,9 @@ public class SearchController {
     }
 
     @GetMapping("/posts/title")
+    @Operation(summary = "Search posts by title", description = "Search posts by title keyword")
+    @ApiResponse(responseCode = "200", description = "List of posts",
+            content = @Content(array = @ArraySchema(schema = @Schema(implementation = PostSummaryDto.class))))
     public List<PostSummaryDto> searchPostsByTitle(@RequestParam String keyword) {
         return searchService.searchPostsByTitle(keyword).stream()
                 .map(postMapper::toSummaryDto)
@@ -52,6 +69,9 @@ public class SearchController {
     }
 
     @GetMapping("/global")
+    @Operation(summary = "Global search", description = "Search users and posts globally")
+    @ApiResponse(responseCode = "200", description = "Search results",
+            content = @Content(array = @ArraySchema(schema = @Schema(implementation = SearchResultDto.class))))
     public List<SearchResultDto> global(@RequestParam String keyword) {
         return searchService.globalSearch(keyword).stream()
                 .map(r -> {

backend/src/main/java/com/openisle/controller/SitemapController.java

@@ -10,6 +10,10 @@ import org.springframework.http.ResponseEntity;
 import org.springframework.web.bind.annotation.GetMapping;
 import org.springframework.web.bind.annotation.RequestMapping;
 import org.springframework.web.bind.annotation.RestController;
+import io.swagger.v3.oas.annotations.Operation;
+import io.swagger.v3.oas.annotations.media.Content;
+import io.swagger.v3.oas.annotations.media.Schema;
+import io.swagger.v3.oas.annotations.responses.ApiResponse;
 
 import java.util.List;
 
@@ -26,6 +30,9 @@ public class SitemapController {
     private String websiteUrl;
 
     @GetMapping(value = "/sitemap.xml", produces = MediaType.APPLICATION_XML_VALUE)
+    @Operation(summary = "Sitemap", description = "Generate sitemap xml")
+    @ApiResponse(responseCode = "200", description = "Sitemap xml",
+            content = @Content(schema = @Schema(implementation = String.class)))
     public ResponseEntity<String> sitemap() {
         List<Post> posts = postRepository.findByStatus(PostStatus.PUBLISHED);
 

backend/src/main/java/com/openisle/controller/StatController.java

@@ -8,6 +8,11 @@ import org.springframework.web.bind.annotation.GetMapping;
 import org.springframework.web.bind.annotation.RequestMapping;
 import org.springframework.web.bind.annotation.RequestParam;
 import org.springframework.web.bind.annotation.RestController;
+import io.swagger.v3.oas.annotations.Operation;
+import io.swagger.v3.oas.annotations.media.ArraySchema;
+import io.swagger.v3.oas.annotations.media.Content;
+import io.swagger.v3.oas.annotations.media.Schema;
+import io.swagger.v3.oas.annotations.responses.ApiResponse;
 
 import java.time.LocalDate;
 import java.util.List;
@@ -21,6 +26,9 @@ public class StatController {
     private final StatService statService;
 
     @GetMapping("/dau")
+    @Operation(summary = "Daily active users", description = "Get daily active user count")
+    @ApiResponse(responseCode = "200", description = "DAU count",
+            content = @Content(schema = @Schema(implementation = java.util.Map.class)))
     public Map<String, Long> dau(@RequestParam(value = "date", required = false)
                                  @DateTimeFormat(iso = DateTimeFormat.ISO.DATE) LocalDate date) {
         long count = userVisitService.countDau(date);
@@ -28,6 +36,9 @@ public class StatController {
     }
 
     @GetMapping("/dau-range")
+    @Operation(summary = "DAU range", description = "Get daily active users over range of days")
+    @ApiResponse(responseCode = "200", description = "DAU data",
+            content = @Content(array = @ArraySchema(schema = @Schema(implementation = java.util.Map.class))))
     public List<Map<String, Object>> dauRange(@RequestParam(value = "days", defaultValue = "30") int days) {
         if (days < 1) days = 1;
         LocalDate end = LocalDate.now();
@@ -42,6 +53,9 @@ public class StatController {
     }
 
     @GetMapping("/new-users-range")
+    @Operation(summary = "New users range", description = "Get new users over range of days")
+    @ApiResponse(responseCode = "200", description = "New user data",
+            content = @Content(array = @ArraySchema(schema = @Schema(implementation = java.util.Map.class))))
     public List<Map<String, Object>> newUsersRange(@RequestParam(value = "days", defaultValue = "30") int days) {
         if (days < 1) days = 1;
         LocalDate end = LocalDate.now();
@@ -56,6 +70,9 @@ public class StatController {
     }
 
     @GetMapping("/posts-range")
+    @Operation(summary = "Posts range", description = "Get posts count over range of days")
+    @ApiResponse(responseCode = "200", description = "Post data",
+            content = @Content(array = @ArraySchema(schema = @Schema(implementation = java.util.Map.class))))
     public List<Map<String, Object>> postsRange(@RequestParam(value = "days", defaultValue = "30") int days) {
         if (days < 1) days = 1;
         LocalDate end = LocalDate.now();
@@ -70,6 +87,9 @@ public class StatController {
     }
 
     @GetMapping("/comments-range")
+    @Operation(summary = "Comments range", description = "Get comments count over range of days")
+    @ApiResponse(responseCode = "200", description = "Comment data",
+            content = @Content(array = @ArraySchema(schema = @Schema(implementation = java.util.Map.class))))
     public List<Map<String, Object>> commentsRange(@RequestParam(value = "days", defaultValue = "30") int days) {
         if (days < 1) days = 1;
         LocalDate end = LocalDate.now();

backend/src/main/java/com/openisle/controller/SubscriptionController.java

@@ -4,6 +4,9 @@ import com.openisle.service.SubscriptionService;
 import lombok.RequiredArgsConstructor;
 import org.springframework.security.core.Authentication;
 import org.springframework.web.bind.annotation.*;
+import io.swagger.v3.oas.annotations.Operation;
+import io.swagger.v3.oas.annotations.responses.ApiResponse;
+import io.swagger.v3.oas.annotations.security.SecurityRequirement;
 
 /** Endpoints for subscribing to posts, comments and users. */
 @RestController
@@ -13,31 +16,49 @@ public class SubscriptionController {
     private final SubscriptionService subscriptionService;
 
     @PostMapping("/posts/{postId}")
+    @Operation(summary = "Subscribe post", description = "Subscribe to a post")
+    @ApiResponse(responseCode = "200", description = "Subscribed")
+    @SecurityRequirement(name = "JWT")
     public void subscribePost(@PathVariable Long postId, Authentication auth) {
         subscriptionService.subscribePost(auth.getName(), postId);
     }
 
     @DeleteMapping("/posts/{postId}")
+    @Operation(summary = "Unsubscribe post", description = "Unsubscribe from a post")
+    @ApiResponse(responseCode = "200", description = "Unsubscribed")
+    @SecurityRequirement(name = "JWT")
     public void unsubscribePost(@PathVariable Long postId, Authentication auth) {
         subscriptionService.unsubscribePost(auth.getName(), postId);
     }
 
     @PostMapping("/comments/{commentId}")
+    @Operation(summary = "Subscribe comment", description = "Subscribe to a comment")
+    @ApiResponse(responseCode = "200", description = "Subscribed")
+    @SecurityRequirement(name = "JWT")
     public void subscribeComment(@PathVariable Long commentId, Authentication auth) {
         subscriptionService.subscribeComment(auth.getName(), commentId);
     }
 
     @DeleteMapping("/comments/{commentId}")
+    @Operation(summary = "Unsubscribe comment", description = "Unsubscribe from a comment")
+    @ApiResponse(responseCode = "200", description = "Unsubscribed")
+    @SecurityRequirement(name = "JWT")
     public void unsubscribeComment(@PathVariable Long commentId, Authentication auth) {
         subscriptionService.unsubscribeComment(auth.getName(), commentId);
     }
 
     @PostMapping("/users/{username}")
+    @Operation(summary = "Subscribe user", description = "Subscribe to a user")
+    @ApiResponse(responseCode = "200", description = "Subscribed")
+    @SecurityRequirement(name = "JWT")
     public void subscribeUser(@PathVariable String username, Authentication auth) {
         subscriptionService.subscribeUser(auth.getName(), username);
     }
 
     @DeleteMapping("/users/{username}")
+    @Operation(summary = "Unsubscribe user", description = "Unsubscribe from a user")
+    @ApiResponse(responseCode = "200", description = "Unsubscribed")
+    @SecurityRequirement(name = "JWT")
     public void unsubscribeUser(@PathVariable String username, Authentication auth) {
         subscriptionService.unsubscribeUser(auth.getName(), username);
     }

backend/src/main/java/com/openisle/controller/TagController.java

@@ -13,6 +13,12 @@ import com.openisle.service.PostService;
 import com.openisle.service.TagService;
 import lombok.RequiredArgsConstructor;
 import org.springframework.web.bind.annotation.*;
+import io.swagger.v3.oas.annotations.Operation;
+import io.swagger.v3.oas.annotations.media.ArraySchema;
+import io.swagger.v3.oas.annotations.media.Content;
+import io.swagger.v3.oas.annotations.media.Schema;
+import io.swagger.v3.oas.annotations.responses.ApiResponse;
+import io.swagger.v3.oas.annotations.security.SecurityRequirement;
 
 import java.util.List;
 import java.util.Map;
@@ -29,6 +35,10 @@ public class TagController {
     private final TagMapper tagMapper;
 
     @PostMapping
+    @Operation(summary = "Create tag", description = "Create a new tag")
+    @ApiResponse(responseCode = "200", description = "Created tag",
+            content = @Content(schema = @Schema(implementation = TagDto.class)))
+    @SecurityRequirement(name = "JWT")
     public TagDto create(@RequestBody TagRequest req, org.springframework.security.core.Authentication auth) {
         boolean approved = true;
         if (postService.getPublishMode() == PublishMode.REVIEW && auth != null) {
@@ -49,6 +59,9 @@ public class TagController {
     }
 
     @PutMapping("/{id}")
+    @Operation(summary = "Update tag", description = "Update an existing tag")
+    @ApiResponse(responseCode = "200", description = "Updated tag",
+            content = @Content(schema = @Schema(implementation = TagDto.class)))
     public TagDto update(@PathVariable Long id, @RequestBody TagRequest req) {
         Tag tag = tagService.updateTag(id, req.getName(), req.getDescription(), req.getIcon(), req.getSmallIcon());
         long count = postService.countPostsByTag(tag.getId());
@@ -56,11 +69,16 @@ public class TagController {
     }
 
     @DeleteMapping("/{id}")
+    @Operation(summary = "Delete tag", description = "Delete a tag by id")
+    @ApiResponse(responseCode = "200", description = "Tag deleted")
     public void delete(@PathVariable Long id) {
         tagService.deleteTag(id);
     }
 
     @GetMapping
+    @Operation(summary = "List tags", description = "List tags with optional keyword")
+    @ApiResponse(responseCode = "200", description = "List of tags",
+            content = @Content(array = @ArraySchema(schema = @Schema(implementation = TagDto.class))))
     public List<TagDto> list(@RequestParam(value = "keyword", required = false) String keyword,
                              @RequestParam(value = "limit", required = false) Integer limit) {
         List<Tag> tags = tagService.searchTags(keyword);
@@ -77,6 +95,9 @@ public class TagController {
     }
 
     @GetMapping("/{id}")
+    @Operation(summary = "Get tag", description = "Get tag by id")
+    @ApiResponse(responseCode = "200", description = "Tag detail",
+            content = @Content(schema = @Schema(implementation = TagDto.class)))
     public TagDto get(@PathVariable Long id) {
         Tag tag = tagService.getTag(id);
         long count = postService.countPostsByTag(tag.getId());
@@ -84,6 +105,9 @@ public class TagController {
     }
 
     @GetMapping("/{id}/posts")
+    @Operation(summary = "List posts by tag", description = "Get posts with specific tag")
+    @ApiResponse(responseCode = "200", description = "List of posts",
+            content = @Content(array = @ArraySchema(schema = @Schema(implementation = PostSummaryDto.class))))
     public List<PostSummaryDto> listPostsByTag(@PathVariable Long id,
                                                @RequestParam(value = "page", required = false) Integer page,
                                                @RequestParam(value = "pageSize", required = false) Integer pageSize) {

backend/src/main/java/com/openisle/controller/UploadController.java

@@ -6,6 +6,10 @@ import org.springframework.beans.factory.annotation.Value;
 import org.springframework.http.ResponseEntity;
 import org.springframework.web.bind.annotation.*;
 import org.springframework.web.multipart.MultipartFile;
+import io.swagger.v3.oas.annotations.Operation;
+import io.swagger.v3.oas.annotations.media.Content;
+import io.swagger.v3.oas.annotations.media.Schema;
+import io.swagger.v3.oas.annotations.responses.ApiResponse;
 
 import java.io.ByteArrayInputStream;
 import java.io.IOException;
@@ -27,6 +31,9 @@ public class UploadController {
     private long maxUploadSize;
 
     @PostMapping
+    @Operation(summary = "Upload file", description = "Upload image file")
+    @ApiResponse(responseCode = "200", description = "Upload result",
+            content = @Content(schema = @Schema(implementation = java.util.Map.class)))
     public ResponseEntity<?> upload(@RequestParam("file") MultipartFile file) {
         if (checkImageType && (file.getContentType() == null || !file.getContentType().startsWith("image/"))) {
             return ResponseEntity.badRequest().body(Map.of("code", 1, "msg", "File is not an image"));
@@ -48,6 +55,9 @@ public class UploadController {
     }
 
     @PostMapping("/url")
+    @Operation(summary = "Upload from URL", description = "Upload image from remote URL")
+    @ApiResponse(responseCode = "200", description = "Upload result",
+            content = @Content(schema = @Schema(implementation = java.util.Map.class)))
     public ResponseEntity<?> uploadUrl(@RequestBody Map<String, String> body) {
         String link = body.get("url");
         if (link == null || link.isBlank()) {
@@ -76,6 +86,9 @@ public class UploadController {
     }
 
     @GetMapping("/presign")
+    @Operation(summary = "Presign upload", description = "Get presigned upload URL")
+    @ApiResponse(responseCode = "200", description = "Presigned URL",
+            content = @Content(schema = @Schema(implementation = java.util.Map.class)))
     public java.util.Map<String, String> presign(@RequestParam("filename") String filename) {
         return imageUploader.presignUpload(filename);
     }

backend/src/main/java/com/openisle/controller/UserController.java

@@ -6,6 +6,12 @@ import com.openisle.mapper.TagMapper;
 import com.openisle.mapper.UserMapper;
 import com.openisle.model.User;
 import com.openisle.service.*;
+import io.swagger.v3.oas.annotations.Operation;
+import io.swagger.v3.oas.annotations.media.ArraySchema;
+import io.swagger.v3.oas.annotations.media.Content;
+import io.swagger.v3.oas.annotations.media.Schema;
+import io.swagger.v3.oas.annotations.responses.ApiResponse;
+import io.swagger.v3.oas.annotations.security.SecurityRequirement;
 import lombok.RequiredArgsConstructor;
 import org.springframework.beans.factory.annotation.Value;
 import org.springframework.http.ResponseEntity;
@@ -48,12 +54,20 @@ public class UserController {
     private int defaultTagsLimit;
 
     @GetMapping("/me")
+    @SecurityRequirement(name = "JWT")
+    @Operation(summary = "Current user", description = "Get current authenticated user information")
+    @ApiResponse(responseCode = "200", description = "User detail",
+            content = @Content(schema = @Schema(implementation = UserDto.class)))
     public ResponseEntity<UserDto> me(Authentication auth) {
         User user = userService.findByUsername(auth.getName()).orElseThrow();
         return ResponseEntity.ok(userMapper.toDto(user, auth));
     }
 
     @PostMapping("/me/avatar")
+    @SecurityRequirement(name = "JWT")
+    @Operation(summary = "Upload avatar", description = "Upload avatar for current user")
+    @ApiResponse(responseCode = "200", description = "Upload result",
+            content = @Content(schema = @Schema(implementation = Map.class)))
     public ResponseEntity<?> uploadAvatar(@RequestParam("file") MultipartFile file,
                                           Authentication auth) {
         if (checkImageType && (file.getContentType() == null || !file.getContentType().startsWith("image/"))) {
@@ -73,6 +87,10 @@ public class UserController {
     }
 
     @PutMapping("/me")
+    @SecurityRequirement(name = "JWT")
+    @Operation(summary = "Update profile", description = "Update current user's profile")
+    @ApiResponse(responseCode = "200", description = "Updated profile",
+            content = @Content(schema = @Schema(implementation = Map.class)))
     public ResponseEntity<?> updateProfile(@RequestBody UpdateProfileDto dto,
                                            Authentication auth) {
         User user = userService.updateProfile(auth.getName(), dto.getUsername(), dto.getIntroduction());
@@ -82,13 +100,21 @@ public class UserController {
         ));
     }
 
+    // 这个方法似乎没有使用？
     @PostMapping("/me/signin")
+    @SecurityRequirement(name = "JWT")
+    @Operation(summary = "Daily sign in", description = "Sign in to receive rewards")
+    @ApiResponse(responseCode = "200", description = "Sign in reward",
+            content = @Content(schema = @Schema(implementation = Map.class)))
     public Map<String, Integer> signIn(Authentication auth) {
         int reward = levelService.awardForSignin(auth.getName());
         return Map.of("reward", reward);
     }
 
     @GetMapping("/{identifier}")
+    @Operation(summary = "Get user", description = "Get user by identifier")
+    @ApiResponse(responseCode = "200", description = "User detail",
+            content = @Content(schema = @Schema(implementation = UserDto.class)))
     public ResponseEntity<UserDto> getUser(@PathVariable("identifier") String identifier,
                                            Authentication auth) {
         User user = userService.findByIdentifier(identifier).orElseThrow(() -> new NotFoundException("User not found"));
@@ -96,6 +122,9 @@ public class UserController {
     }
 
     @GetMapping("/{identifier}/posts")
+    @Operation(summary = "User posts", description = "Get recent posts by user")
+    @ApiResponse(responseCode = "200", description = "User posts",
+            content = @Content(array = @ArraySchema(schema = @Schema(implementation = PostMetaDto.class))))
     public java.util.List<PostMetaDto> userPosts(@PathVariable("identifier") String identifier,
                                                  @RequestParam(value = "limit", required = false) Integer limit) {
         int l = limit != null ? limit : defaultPostsLimit;
@@ -106,6 +135,9 @@ public class UserController {
     }
 
     @GetMapping("/{identifier}/subscribed-posts")
+    @Operation(summary = "Subscribed posts", description = "Get posts the user subscribed to")
+    @ApiResponse(responseCode = "200", description = "Subscribed posts",
+            content = @Content(array = @ArraySchema(schema = @Schema(implementation = PostMetaDto.class))))
     public java.util.List<PostMetaDto> subscribedPosts(@PathVariable("identifier") String identifier,
                                                        @RequestParam(value = "limit", required = false) Integer limit) {
         int l = limit != null ? limit : defaultPostsLimit;
@@ -117,6 +149,9 @@ public class UserController {
     }
 
     @GetMapping("/{identifier}/replies")
+    @Operation(summary = "User replies", description = "Get recent replies by user")
+    @ApiResponse(responseCode = "200", description = "User replies",
+            content = @Content(array = @ArraySchema(schema = @Schema(implementation = CommentInfoDto.class))))
     public java.util.List<CommentInfoDto> userReplies(@PathVariable("identifier") String identifier,
                                                       @RequestParam(value = "limit", required = false) Integer limit) {
         int l = limit != null ? limit : defaultRepliesLimit;
@@ -127,6 +162,9 @@ public class UserController {
     }
 
     @GetMapping("/{identifier}/hot-posts")
+    @Operation(summary = "User hot posts", description = "Get most reacted posts by user")
+    @ApiResponse(responseCode = "200", description = "Hot posts",
+            content = @Content(array = @ArraySchema(schema = @Schema(implementation = PostMetaDto.class))))
     public java.util.List<PostMetaDto> hotPosts(@PathVariable("identifier") String identifier,
                                                 @RequestParam(value = "limit", required = false) Integer limit) {
         int l = limit != null ? limit : 10;
@@ -138,6 +176,9 @@ public class UserController {
     }
 
     @GetMapping("/{identifier}/hot-replies")
+    @Operation(summary = "User hot replies", description = "Get most reacted replies by user")
+    @ApiResponse(responseCode = "200", description = "Hot replies",
+            content = @Content(array = @ArraySchema(schema = @Schema(implementation = CommentInfoDto.class))))
     public java.util.List<CommentInfoDto> hotReplies(@PathVariable("identifier") String identifier,
                                                      @RequestParam(value = "limit", required = false) Integer limit) {
         int l = limit != null ? limit : 10;
@@ -149,6 +190,9 @@ public class UserController {
     }
 
     @GetMapping("/{identifier}/hot-tags")
+    @Operation(summary = "User hot tags", description = "Get tags frequently used by user")
+    @ApiResponse(responseCode = "200", description = "Hot tags",
+            content = @Content(array = @ArraySchema(schema = @Schema(implementation = TagDto.class))))
     public java.util.List<TagDto> hotTags(@PathVariable("identifier") String identifier,
                                           @RequestParam(value = "limit", required = false) Integer limit) {
         int l = limit != null ? limit : 10;
@@ -161,6 +205,9 @@ public class UserController {
     }
 
     @GetMapping("/{identifier}/tags")
+    @Operation(summary = "User tags", description = "Get recent tags used by user")
+    @ApiResponse(responseCode = "200", description = "User tags",
+            content = @Content(array = @ArraySchema(schema = @Schema(implementation = TagDto.class))))
     public java.util.List<TagDto> userTags(@PathVariable("identifier") String identifier,
                                            @RequestParam(value = "limit", required = false) Integer limit) {
         int l = limit != null ? limit : defaultTagsLimit;
@@ -171,6 +218,9 @@ public class UserController {
     }
 
     @GetMapping("/{identifier}/following")
+    @Operation(summary = "Following users", description = "Get users that this user is following")
+    @ApiResponse(responseCode = "200", description = "Following list",
+            content = @Content(array = @ArraySchema(schema = @Schema(implementation = UserDto.class))))
     public java.util.List<UserDto> following(@PathVariable("identifier") String identifier) {
         User user = userService.findByIdentifier(identifier).orElseThrow();
         return subscriptionService.getSubscribedUsers(user.getUsername()).stream()
@@ -179,6 +229,9 @@ public class UserController {
     }
 
     @GetMapping("/{identifier}/followers")
+    @Operation(summary = "Followers", description = "Get followers of this user")
+    @ApiResponse(responseCode = "200", description = "Followers list",
+            content = @Content(array = @ArraySchema(schema = @Schema(implementation = UserDto.class))))
     public java.util.List<UserDto> followers(@PathVariable("identifier") String identifier) {
         User user = userService.findByIdentifier(identifier).orElseThrow();
         return subscriptionService.getSubscribers(user.getUsername()).stream()
@@ -187,6 +240,9 @@ public class UserController {
     }
 
     @GetMapping("/admins")
+    @Operation(summary = "Admin users", description = "List administrator users")
+    @ApiResponse(responseCode = "200", description = "Admin users",
+            content = @Content(array = @ArraySchema(schema = @Schema(implementation = UserDto.class))))
     public java.util.List<UserDto> admins() {
         return userService.getAdmins().stream()
                 .map(userMapper::toDto)
@@ -194,6 +250,9 @@ public class UserController {
     }
 
     @GetMapping("/{identifier}/all")
+    @Operation(summary = "User aggregate", description = "Get aggregate information for user")
+    @ApiResponse(responseCode = "200", description = "User aggregate",
+            content = @Content(schema = @Schema(implementation = UserAggregateDto.class)))
     public ResponseEntity<UserAggregateDto> userAggregate(@PathVariable("identifier") String identifier,
                                                           @RequestParam(value = "postsLimit", required = false) Integer postsLimit,
                                                           @RequestParam(value = "repliesLimit", required = false) Integer repliesLimit,

backend/src/main/java/com/openisle/dto/PostChangeLogDto.java

@@ -0,0 +1,32 @@
+package com.openisle.dto;
+
+import com.openisle.model.PostChangeType;
+import lombok.Getter;
+import lombok.Setter;
+
+import java.time.LocalDateTime;
+import java.util.List;
+
+@Getter
+@Setter
+public class PostChangeLogDto {
+    private Long id;
+    private String username;
+    private String userAvatar;
+    private PostChangeType type;
+    private LocalDateTime time;
+    private String oldTitle;
+    private String newTitle;
+    private String oldContent;
+    private String newContent;
+    private CategoryDto oldCategory;
+    private CategoryDto newCategory;
+    private List<TagDto> oldTags;
+    private List<TagDto> newTags;
+    private Boolean oldClosed;
+    private Boolean newClosed;
+    private LocalDateTime oldPinnedAt;
+    private LocalDateTime newPinnedAt;
+    private Boolean oldFeatured;
+    private Boolean newFeatured;
+}

backend/src/main/java/com/openisle/mapper/PostChangeLogMapper.java

@@ -0,0 +1,92 @@
+package com.openisle.mapper;
+
+import com.openisle.dto.CategoryDto;
+import com.openisle.dto.PostChangeLogDto;
+import com.openisle.dto.TagDto;
+import com.openisle.model.*;
+import com.openisle.repository.CategoryRepository;
+import com.openisle.repository.TagRepository;
+import lombok.RequiredArgsConstructor;
+import org.springframework.stereotype.Component;
+
+import java.util.Arrays;
+import java.util.Collections;
+import java.util.List;
+import java.util.stream.Collectors;
+
+@Component
+@RequiredArgsConstructor
+public class PostChangeLogMapper {
+
+    private final CategoryRepository categoryRepository;
+    private final TagRepository tagRepository;
+    private final CategoryMapper categoryMapper;
+    private final TagMapper tagMapper;
+
+    public PostChangeLogDto toDto(PostChangeLog log) {
+        PostChangeLogDto dto = new PostChangeLogDto();
+        dto.setId(log.getId());
+        if (log.getUser() != null) {
+            dto.setUsername(log.getUser().getUsername());
+            dto.setUserAvatar(log.getUser().getAvatar());
+        }
+        dto.setType(log.getType());
+        dto.setTime(log.getCreatedAt());
+        if (log instanceof PostTitleChangeLog t) {
+            dto.setOldTitle(t.getOldTitle());
+            dto.setNewTitle(t.getNewTitle());
+        } else if (log instanceof PostContentChangeLog c) {
+            dto.setOldContent(c.getOldContent());
+            dto.setNewContent(c.getNewContent());
+        } else if (log instanceof PostCategoryChangeLog cat) {
+            dto.setOldCategory(mapCategory(cat.getOldCategory()));
+            dto.setNewCategory(mapCategory(cat.getNewCategory()));
+        } else if (log instanceof PostTagChangeLog tag) {
+            dto.setOldTags(mapTags(tag.getOldTags()));
+            dto.setNewTags(mapTags(tag.getNewTags()));
+        } else if (log instanceof PostClosedChangeLog cl) {
+            dto.setOldClosed(cl.isOldClosed());
+            dto.setNewClosed(cl.isNewClosed());
+        } else if (log instanceof PostPinnedChangeLog p) {
+            dto.setOldPinnedAt(p.getOldPinnedAt());
+            dto.setNewPinnedAt(p.getNewPinnedAt());
+        } else if (log instanceof PostFeaturedChangeLog f) {
+            dto.setOldFeatured(f.isOldFeatured());
+            dto.setNewFeatured(f.isNewFeatured());
+        }
+        return dto;
+    }
+
+    private CategoryDto mapCategory(String name) {
+        if (name == null) {
+            return null;
+        }
+        return categoryRepository.findByName(name)
+                .map(categoryMapper::toDto)
+                .orElseGet(() -> {
+                    CategoryDto dto = new CategoryDto();
+                    dto.setName(name);
+                    return dto;
+                });
+    }
+
+    private List<TagDto> mapTags(String tags) {
+        if (tags == null || tags.isBlank()) {
+            return Collections.emptyList();
+        }
+        return Arrays.stream(tags.split(","))
+                .map(String::trim)
+                .map(this::mapTag)
+                .collect(Collectors.toList());
+    }
+
+    private TagDto mapTag(String name) {
+        return tagRepository.findByName(name)
+                .map(tagMapper::toDto)
+                .orElseGet(() -> {
+                    TagDto dto = new TagDto();
+                    dto.setName(name);
+                    return dto;
+                });
+    }
+}

backend/src/main/java/com/openisle/model/PostCategoryChangeLog.java

@@ -0,0 +1,17 @@
+package com.openisle.model;
+
+import jakarta.persistence.Entity;
+import jakarta.persistence.Table;
+import lombok.Getter;
+import lombok.NoArgsConstructor;
+import lombok.Setter;
+
+@Getter
+@Setter
+@NoArgsConstructor
+@Entity
+@Table(name = "post_category_change_logs")
+public class PostCategoryChangeLog extends PostChangeLog {
+    private String oldCategory;
+    private String newCategory;
+}

backend/src/main/java/com/openisle/model/PostChangeLog.java

@@ -0,0 +1,37 @@
+package com.openisle.model;
+
+import jakarta.persistence.*;
+import lombok.Getter;
+import lombok.NoArgsConstructor;
+import lombok.Setter;
+import org.hibernate.annotations.CreationTimestamp;
+
+import java.time.LocalDateTime;
+
+@Getter
+@Setter
+@NoArgsConstructor
+@Entity
+@Table(name = "post_change_logs")
+@Inheritance(strategy = InheritanceType.JOINED)
+public abstract class PostChangeLog {
+    @Id
+    @GeneratedValue(strategy = GenerationType.IDENTITY)
+    private Long id;
+
+    @ManyToOne(fetch = FetchType.LAZY, optional = false)
+    @JoinColumn(name = "post_id")
+    private Post post;
+
+    @ManyToOne(fetch = FetchType.LAZY, optional = true)
+    @JoinColumn(name = "user_id")
+    private User user;
+
+    @CreationTimestamp
+    @Column(nullable = false, updatable = false)
+    private LocalDateTime createdAt;
+
+    @Enumerated(EnumType.STRING)
+    @Column(nullable = false)
+    private PostChangeType type;
+}

backend/src/main/java/com/openisle/model/PostChangeType.java

@@ -0,0 +1,13 @@
+package com.openisle.model;
+
+public enum PostChangeType {
+    CONTENT,
+    TITLE,
+    CATEGORY,
+    TAG,
+    CLOSED,
+    PINNED,
+    FEATURED,
+    VOTE_RESULT,
+    LOTTERY_RESULT
+}

backend/src/main/java/com/openisle/model/PostClosedChangeLog.java

@@ -0,0 +1,17 @@
+package com.openisle.model;
+
+import jakarta.persistence.Entity;
+import jakarta.persistence.Table;
+import lombok.Getter;
+import lombok.NoArgsConstructor;
+import lombok.Setter;
+
+@Getter
+@Setter
+@NoArgsConstructor
+@Entity
+@Table(name = "post_closed_change_logs")
+public class PostClosedChangeLog extends PostChangeLog {
+    private boolean oldClosed;
+    private boolean newClosed;
+}

backend/src/main/java/com/openisle/model/PostContentChangeLog.java

@@ -0,0 +1,21 @@
+package com.openisle.model;
+
+import jakarta.persistence.Column;
+import jakarta.persistence.Entity;
+import jakarta.persistence.Table;
+import lombok.Getter;
+import lombok.NoArgsConstructor;
+import lombok.Setter;
+
+@Getter
+@Setter
+@NoArgsConstructor
+@Entity
+@Table(name = "post_content_change_logs")
+public class PostContentChangeLog extends PostChangeLog {
+    @Column(name = "old_content", columnDefinition = "LONGTEXT")
+    private String oldContent;
+
+    @Column(name = "new_content", columnDefinition = "LONGTEXT")
+    private String newContent;
+}

backend/src/main/java/com/openisle/model/PostFeaturedChangeLog.java

@@ -0,0 +1,17 @@
+package com.openisle.model;
+
+import jakarta.persistence.Entity;
+import jakarta.persistence.Table;
+import lombok.Getter;
+import lombok.NoArgsConstructor;
+import lombok.Setter;
+
+@Getter
+@Setter
+@NoArgsConstructor
+@Entity
+@Table(name = "post_featured_change_logs")
+public class PostFeaturedChangeLog extends PostChangeLog {
+    private boolean oldFeatured;
+    private boolean newFeatured;
+}

backend/src/main/java/com/openisle/model/PostLotteryResultChangeLog.java

@@ -0,0 +1,16 @@
+package com.openisle.model;
+
+import jakarta.persistence.Entity;
+import jakarta.persistence.Table;
+import lombok.Getter;
+import lombok.NoArgsConstructor;
+import lombok.Setter;
+
+@Getter
+@Setter
+@NoArgsConstructor
+@Entity
+@Table(name = "post_lottery_result_change_logs")
+public class PostLotteryResultChangeLog extends PostChangeLog {
+}
+

backend/src/main/java/com/openisle/model/PostPinnedChangeLog.java

@@ -0,0 +1,19 @@
+package com.openisle.model;
+
+import jakarta.persistence.Entity;
+import jakarta.persistence.Table;
+import lombok.Getter;
+import lombok.NoArgsConstructor;
+import lombok.Setter;
+
+import java.time.LocalDateTime;
+
+@Getter
+@Setter
+@NoArgsConstructor
+@Entity
+@Table(name = "post_pinned_change_logs")
+public class PostPinnedChangeLog extends PostChangeLog {
+    private LocalDateTime oldPinnedAt;
+    private LocalDateTime newPinnedAt;
+}

backend/src/main/java/com/openisle/model/PostTagChangeLog.java

@@ -0,0 +1,21 @@
+package com.openisle.model;
+
+import jakarta.persistence.Column;
+import jakarta.persistence.Entity;
+import jakarta.persistence.Table;
+import lombok.Getter;
+import lombok.NoArgsConstructor;
+import lombok.Setter;
+
+@Getter
+@Setter
+@NoArgsConstructor
+@Entity
+@Table(name = "post_tag_change_logs")
+public class PostTagChangeLog extends PostChangeLog {
+    @Column(name = "old_tags")
+    private String oldTags;
+
+    @Column(name = "new_tags")
+    private String newTags;
+}

backend/src/main/java/com/openisle/model/PostTitleChangeLog.java

@@ -0,0 +1,17 @@
+package com.openisle.model;
+
+import jakarta.persistence.Entity;
+import jakarta.persistence.Table;
+import lombok.Getter;
+import lombok.NoArgsConstructor;
+import lombok.Setter;
+
+@Getter
+@Setter
+@NoArgsConstructor
+@Entity
+@Table(name = "post_title_change_logs")
+public class PostTitleChangeLog extends PostChangeLog {
+    private String oldTitle;
+    private String newTitle;
+}

backend/src/main/java/com/openisle/model/PostVoteResultChangeLog.java

@@ -0,0 +1,16 @@
+package com.openisle.model;
+
+import jakarta.persistence.Entity;
+import jakarta.persistence.Table;
+import lombok.Getter;
+import lombok.NoArgsConstructor;
+import lombok.Setter;
+
+@Getter
+@Setter
+@NoArgsConstructor
+@Entity
+@Table(name = "post_vote_result_change_logs")
+public class PostVoteResultChangeLog extends PostChangeLog {
+}
+

backend/src/main/java/com/openisle/repository/CategoryRepository.java

@@ -4,7 +4,10 @@ import com.openisle.model.Category;
 import org.springframework.data.jpa.repository.JpaRepository;
 
 import java.util.List;
+import java.util.Optional;
 
 public interface CategoryRepository extends JpaRepository<Category, Long> {
     List<Category> findByNameContainingIgnoreCase(String keyword);
+
+    Optional<Category> findByName(String name);
 }

backend/src/main/java/com/openisle/repository/PointHistoryRepository.java

@@ -10,6 +10,7 @@ import java.util.List;
 
 public interface PointHistoryRepository extends JpaRepository<PointHistory, Long> {
     List<PointHistory> findByUserOrderByIdDesc(User user);
+    List<PointHistory> findByUserOrderByIdAsc(User user);
     long countByUser(User user);
 
     List<PointHistory> findByUserAndCreatedAtAfterOrderByCreatedAtDesc(User user, LocalDateTime createdAt);

backend/src/main/java/com/openisle/repository/PostChangeLogRepository.java

@@ -0,0 +1,11 @@
+package com.openisle.repository;
+
+import com.openisle.model.Post;
+import com.openisle.model.PostChangeLog;
+import org.springframework.data.jpa.repository.JpaRepository;
+
+import java.util.List;
+
+public interface PostChangeLogRepository extends JpaRepository<PostChangeLog, Long> {
+    List<PostChangeLog> findByPostOrderByCreatedAtAsc(Post post);
+}

backend/src/main/java/com/openisle/repository/TagRepository.java

@@ -6,6 +6,7 @@ import org.springframework.data.jpa.repository.JpaRepository;
 import org.springframework.data.domain.Pageable;
 
 import java.util.List;
+import java.util.Optional;
 
 public interface TagRepository extends JpaRepository<Tag, Long> {
     List<Tag> findByNameContainingIgnoreCase(String keyword);
@@ -15,4 +16,6 @@ public interface TagRepository extends JpaRepository<Tag, Long> {
 
     List<Tag> findByCreatorOrderByCreatedAtDesc(User creator, Pageable pageable);
     List<Tag> findByCreator(User creator);
+
+    Optional<Tag> findByName(String name);
 }

backend/src/main/java/com/openisle/scheduler/UserVisitScheduler.java

@@ -0,0 +1,48 @@
+package com.openisle.scheduler;
+
+import com.openisle.config.CachingConfig;
+import com.openisle.model.User;
+import com.openisle.model.UserVisit;
+import com.openisle.repository.UserRepository;
+import com.openisle.repository.UserVisitRepository;
+import lombok.RequiredArgsConstructor;
+import org.springframework.data.redis.core.RedisTemplate;
+import org.springframework.scheduling.annotation.Scheduled;
+import org.springframework.stereotype.Component;
+import org.springframework.util.CollectionUtils;
+
+import java.time.LocalDate;
+import java.util.Set;
+
+/**
+ * 执行计划
+ * 将每天用户访问落库
+ * @author smallclover
+ * @since 2025-09-09
+ */
+@Component
+@RequiredArgsConstructor
+public class UserVisitScheduler {
+    private final RedisTemplate redisTemplate;
+    private final UserRepository userRepository;
+    private final UserVisitRepository userVisitRepository;
+
+    @Scheduled(cron = "0 5 0 * * ?")// 每天 00:05 执行
+    public void persistDailyVisits(){
+        LocalDate yesterday = LocalDate.now().minusDays(1);
+        String key = CachingConfig.VISIT_CACHE_NAME+":"+ yesterday;
+        Set<String> usernames = redisTemplate.opsForSet().members(key);
+        if(!CollectionUtils.isEmpty(usernames)){
+            for(String username: usernames){
+                User user = userRepository.findByUsername(username).orElse(null);
+                if(user != null){
+                    UserVisit userVisit = new UserVisit();
+                    userVisit.setUser(user);
+                    userVisit.setVisitDate(yesterday);
+                    userVisitRepository.save(userVisit);
+                }
+            }
+            redisTemplate.delete(key);
+        }
+    }
+}

backend/src/main/java/com/openisle/service/PointService.java

@@ -225,17 +225,20 @@ public class PointService {
      */
     public int recalculateUserPoints(User user) {
         // 获取用户所有的积分历史记录（由于@Where注解，已删除的记录会被自动过滤）
-        List<PointHistory> histories = pointHistoryRepository.findByUserOrderByIdDesc(user);
-        
+        List<PointHistory> histories = pointHistoryRepository.findByUserOrderByIdAsc(user);
+
         int totalPoints = 0;
         for (PointHistory history : histories) {
             totalPoints += history.getAmount();
+            // 重新计算每条历史记录的余额
+            history.setBalance(totalPoints);
         }
-        
-        // 更新用户积分
+
+        // 批量更新历史记录及用户积分
+        pointHistoryRepository.saveAll(histories);
         user.setPoint(totalPoints);
         userRepository.save(user);
-        
+
         return totalPoints;
     }
 

backend/src/main/java/com/openisle/service/PostChangeLogService.java

@@ -0,0 +1,117 @@
+package com.openisle.service;
+
+import com.openisle.model.*;
+import com.openisle.repository.PostChangeLogRepository;
+import com.openisle.repository.PostRepository;
+import com.openisle.repository.UserRepository;
+import lombok.RequiredArgsConstructor;
+import org.springframework.stereotype.Service;
+
+import java.util.List;
+import java.util.Set;
+import java.util.stream.Collectors;
+
+@Service
+@RequiredArgsConstructor
+public class PostChangeLogService {
+    private final PostChangeLogRepository logRepository;
+    private final PostRepository  postRepository;
+    private final UserRepository userRepository;
+
+    private User getSystemUser() {
+        return userRepository.findByUsername("system")
+                .orElseThrow(() -> new IllegalStateException("System user not found"));
+    }
+
+    public void recordContentChange(Post post, User user, String oldContent, String newContent) {
+        PostContentChangeLog log = new PostContentChangeLog();
+        log.setPost(post);
+        log.setUser(user);
+        log.setType(PostChangeType.CONTENT);
+        log.setOldContent(oldContent);
+        log.setNewContent(newContent);
+        logRepository.save(log);
+    }
+
+    public void recordTitleChange(Post post, User user, String oldTitle, String newTitle) {
+        PostTitleChangeLog log = new PostTitleChangeLog();
+        log.setPost(post);
+        log.setUser(user);
+        log.setType(PostChangeType.TITLE);
+        log.setOldTitle(oldTitle);
+        log.setNewTitle(newTitle);
+        logRepository.save(log);
+    }
+
+    public void recordCategoryChange(Post post, User user, String oldCategory, String newCategory) {
+        PostCategoryChangeLog log = new PostCategoryChangeLog();
+        log.setPost(post);
+        log.setUser(user);
+        log.setType(PostChangeType.CATEGORY);
+        log.setOldCategory(oldCategory);
+        log.setNewCategory(newCategory);
+        logRepository.save(log);
+    }
+
+    public void recordTagChange(Post post, User user, Set<Tag> oldTags, Set<Tag> newTags) {
+        PostTagChangeLog log = new PostTagChangeLog();
+        log.setPost(post);
+        log.setUser(user);
+        log.setType(PostChangeType.TAG);
+        log.setOldTags(oldTags.stream().map(Tag::getName).collect(Collectors.joining(",")));
+        log.setNewTags(newTags.stream().map(Tag::getName).collect(Collectors.joining(",")));
+        logRepository.save(log);
+    }
+
+    public void recordClosedChange(Post post, User user, boolean oldClosed, boolean newClosed) {
+        PostClosedChangeLog log = new PostClosedChangeLog();
+        log.setPost(post);
+        log.setUser(user);
+        log.setType(PostChangeType.CLOSED);
+        log.setOldClosed(oldClosed);
+        log.setNewClosed(newClosed);
+        logRepository.save(log);
+    }
+
+    public void recordPinnedChange(Post post, User user, java.time.LocalDateTime oldPinnedAt, java.time.LocalDateTime newPinnedAt) {
+        PostPinnedChangeLog log = new PostPinnedChangeLog();
+        log.setPost(post);
+        log.setUser(user);
+        log.setType(PostChangeType.PINNED);
+        log.setOldPinnedAt(oldPinnedAt);
+        log.setNewPinnedAt(newPinnedAt);
+        logRepository.save(log);
+    }
+
+    public void recordFeaturedChange(Post post, User user, boolean oldFeatured, boolean newFeatured) {
+        PostFeaturedChangeLog log = new PostFeaturedChangeLog();
+        log.setPost(post);
+        log.setUser(user);
+        log.setType(PostChangeType.FEATURED);
+        log.setOldFeatured(oldFeatured);
+        log.setNewFeatured(newFeatured);
+        logRepository.save(log);
+    }
+
+    public void recordVoteResult(Post post) {
+        PostVoteResultChangeLog log = new PostVoteResultChangeLog();
+        log.setPost(post);
+        log.setUser(getSystemUser());
+        log.setType(PostChangeType.VOTE_RESULT);
+        logRepository.save(log);
+    }
+
+    public void recordLotteryResult(Post post) {
+        PostLotteryResultChangeLog log = new PostLotteryResultChangeLog();
+        log.setPost(post);
+        log.setUser(getSystemUser());
+        log.setType(PostChangeType.LOTTERY_RESULT);
+        logRepository.save(log);
+    }
+
+    public List<PostChangeLog> listLogs(Long postId) {
+        Post post = postRepository.findById(postId)
+                .orElseThrow(() -> new com.openisle.exception.NotFoundException("Post not found"));
+        return logRepository.findByPostOrderByCreatedAtAsc(post);
+    }
+}

backend/src/main/java/com/openisle/service/PostService.java

@@ -1,5 +1,6 @@
 package com.openisle.service;
 
+import com.openisle.config.CachingConfig;
 import com.openisle.model.Post;
 import com.openisle.model.PostStatus;
 import com.openisle.model.PostType;
@@ -19,6 +20,7 @@ import com.openisle.repository.CategoryRepository;
 import com.openisle.repository.TagRepository;
 import com.openisle.service.SubscriptionService;
 import com.openisle.service.CommentService;
+import com.openisle.service.PostChangeLogService;
 import com.openisle.repository.CommentRepository;
 import com.openisle.repository.ReactionRepository;
 import com.openisle.repository.PostSubscriptionRepository;
@@ -27,12 +29,15 @@ import com.openisle.repository.PollVoteRepository;
 import com.openisle.model.Role;
 import com.openisle.exception.RateLimitException;
 import lombok.extern.slf4j.Slf4j;
+import org.apache.commons.lang3.StringUtils;
 import org.springframework.beans.factory.annotation.Value;
 import org.springframework.context.ApplicationContext;
+import org.springframework.data.redis.core.RedisTemplate;
 import org.springframework.stereotype.Service;
 import org.springframework.scheduling.TaskScheduler;
 import com.openisle.service.EmailSender;
 
+import java.time.Duration;
 import java.time.ZoneId;
 import java.time.ZoneOffset;
 import java.util.*;
@@ -74,10 +79,13 @@ public class PostService {
     private final EmailSender emailSender;
     private final ApplicationContext applicationContext;
     private final PointService pointService;
+    private final PostChangeLogService postChangeLogService;
     private final ConcurrentMap<Long, ScheduledFuture<?>> scheduledFinalizations = new ConcurrentHashMap<>();
     @Value("${app.website-url:https://www.open-isle.com}")
     private String websiteUrl;
 
+    private final RedisTemplate redisTemplate;
+
     @org.springframework.beans.factory.annotation.Autowired
     public PostService(PostRepository postRepository,
                        UserRepository userRepository,
@@ -99,7 +107,9 @@ public class PostService {
                        EmailSender emailSender,
                        ApplicationContext applicationContext,
                        PointService pointService,
-                       @Value("${app.post.publish-mode:DIRECT}") PublishMode publishMode) {
+                       PostChangeLogService postChangeLogService,
+                       @Value("${app.post.publish-mode:DIRECT}") PublishMode publishMode,
+                       RedisTemplate redisTemplate) {
         this.postRepository = postRepository;
         this.userRepository = userRepository;
         this.categoryRepository = categoryRepository;
@@ -120,7 +130,10 @@ public class PostService {
         this.emailSender = emailSender;
         this.applicationContext = applicationContext;
         this.pointService = pointService;
+        this.postChangeLogService = postChangeLogService;
         this.publishMode = publishMode;
+
+        this.redisTemplate = redisTemplate;
     }
 
     @EventListener(ApplicationReadyEvent.class)
@@ -159,19 +172,28 @@ public class PostService {
         return postRepository.findByStatusAndRssExcludedFalseOrderByCreatedAtDesc(PostStatus.PUBLISHED, pageable);
     }
 
-    public Post excludeFromRss(Long id) {
+    public Post excludeFromRss(Long id, String username) {
         Post post = postRepository.findById(id).orElseThrow(() -> new com.openisle.exception.NotFoundException("Post not found"));
+        User user = userRepository.findByUsername(username)
+                .orElseThrow(() -> new com.openisle.exception.NotFoundException("User not found"));
+        boolean oldFeatured = !Boolean.TRUE.equals(post.getRssExcluded());
         post.setRssExcluded(true);
-        return postRepository.save(post);
+        Post saved = postRepository.save(post);
+        postChangeLogService.recordFeaturedChange(saved, user, oldFeatured, false);
+        return saved;
     }
 
-    public Post includeInRss(Long id) {
+    public Post includeInRss(Long id, String username) {
         Post post = postRepository.findById(id).orElseThrow(() -> new com.openisle.exception.NotFoundException("Post not found"));
+        User user = userRepository.findByUsername(username)
+                .orElseThrow(() -> new com.openisle.exception.NotFoundException("User not found"));
+        boolean oldFeatured = !Boolean.TRUE.equals(post.getRssExcluded());
         post.setRssExcluded(false);
-        post = postRepository.save(post);
-        notificationService.createNotification(post.getAuthor(), NotificationType.POST_FEATURED, post, null, null, null, null, null);
-        pointService.awardForFeatured(post.getAuthor().getUsername(), post.getId());
-        return post;
+        Post saved = postRepository.save(post);
+        postChangeLogService.recordFeaturedChange(saved, user, oldFeatured, true);
+        notificationService.createNotification(saved.getAuthor(), NotificationType.POST_FEATURED, saved, null, null, null, null, null);
+        pointService.awardForFeatured(saved.getAuthor().getUsername(), saved.getId());
+        return saved;
     }
 
     public Post createPost(String username,
@@ -188,9 +210,9 @@ public class PostService {
                            LocalDateTime endTime,
                            java.util.List<String> options,
                            Boolean multiple) {
-        long recent = postRepository.countByAuthorAfter(username,
-                java.time.LocalDateTime.now().minusMinutes(5));
-        if (recent >= 1) {
+        // 限制访问次数
+        boolean limitResult = postRateLimit(username);
+        if (!limitResult) {
             throw new RateLimitException("Too many posts");
         }
         if (tagIds == null || tagIds.isEmpty()) {
@@ -287,6 +309,23 @@ public class PostService {
         return post;
     }
 
+    /**
+     * 限制发帖频率
+     * @param username
+     * @return
+     */
+    private boolean postRateLimit(String username){
+        String key = CachingConfig.LIMIT_CACHE_NAME +":posts:"+username;
+        String result = (String)redisTemplate.opsForValue().get(key);
+        //最近没有创建过文章
+        if(StringUtils.isEmpty(result)){
+            // 限制频率为5分钟
+            redisTemplate.opsForValue().set(key,"1", Duration.ofMinutes(5));
+            return true;
+        }
+        return false;
+    }
+
     public void joinLottery(Long postId, String username) {
         LotteryPost post = lotteryPostRepository.findById(postId)
                 .orElseThrow(() -> new com.openisle.exception.NotFoundException("Post not found"));
@@ -355,6 +394,7 @@ public class PostService {
             for (User participant : pp.getParticipants()) {
                 notificationService.createNotification(participant, NotificationType.POLL_RESULT_PARTICIPANT, pp, null, null, null, null, null);
             }
+            postChangeLogService.recordVoteResult(pp);
         });
     }
 
@@ -389,6 +429,7 @@ public class PostService {
                 notificationService.createNotification(lp.getAuthor(), NotificationType.LOTTERY_DRAW, lp, null, null, null, null, null);
                 notificationService.sendCustomPush(lp.getAuthor(), "抽奖已开奖", String.format("%s/posts/%d", websiteUrl, lp.getId()));
             }
+            postChangeLogService.recordLotteryResult(lp);
         });
     }
 
@@ -638,18 +679,28 @@ public class PostService {
         return post;
     }
 
-    public Post pinPost(Long id) {
+    public Post pinPost(Long id, String username) {
         Post post = postRepository.findById(id)
                 .orElseThrow(() -> new com.openisle.exception.NotFoundException("Post not found"));
+        User user = userRepository.findByUsername(username)
+                .orElseThrow(() -> new com.openisle.exception.NotFoundException("User not found"));
+        java.time.LocalDateTime oldPinned = post.getPinnedAt();
         post.setPinnedAt(java.time.LocalDateTime.now());
-        return postRepository.save(post);
+        Post saved = postRepository.save(post);
+        postChangeLogService.recordPinnedChange(saved, user, oldPinned, saved.getPinnedAt());
+        return saved;
     }
 
-    public Post unpinPost(Long id) {
+    public Post unpinPost(Long id, String username) {
         Post post = postRepository.findById(id)
                 .orElseThrow(() -> new com.openisle.exception.NotFoundException("Post not found"));
+        User user = userRepository.findByUsername(username)
+                .orElseThrow(() -> new com.openisle.exception.NotFoundException("User not found"));
+        java.time.LocalDateTime oldPinned = post.getPinnedAt();
         post.setPinnedAt(null);
-        return postRepository.save(post);
+        Post saved = postRepository.save(post);
+        postChangeLogService.recordPinnedChange(saved, user, oldPinned, null);
+        return saved;
     }
 
     public Post closePost(Long id, String username) {
@@ -660,8 +711,11 @@ public class PostService {
         if (!user.getId().equals(post.getAuthor().getId()) && user.getRole() != Role.ADMIN) {
             throw new IllegalArgumentException("Unauthorized");
         }
+        boolean oldClosed = post.isClosed();
         post.setClosed(true);
-        return postRepository.save(post);
+        Post saved = postRepository.save(post);
+        postChangeLogService.recordClosedChange(saved, user, oldClosed, true);
+        return saved;
     }
 
     public Post reopenPost(Long id, String username) {
@@ -672,8 +726,11 @@ public class PostService {
         if (!user.getId().equals(post.getAuthor().getId()) && user.getRole() != Role.ADMIN) {
             throw new IllegalArgumentException("Unauthorized");
         }
+        boolean oldClosed = post.isClosed();
         post.setClosed(false);
-        return postRepository.save(post);
+        Post saved = postRepository.save(post);
+        postChangeLogService.recordClosedChange(saved, user, oldClosed, false);
+        return saved;
     }
 
     @org.springframework.transaction.annotation.Transactional
@@ -702,14 +759,30 @@ public class PostService {
         if (tags.isEmpty()) {
             throw new IllegalArgumentException("Tag not found");
         }
-        post.setTitle(title);
+        String oldTitle = post.getTitle();
         String oldContent = post.getContent();
+        Category oldCategory = post.getCategory();
+        java.util.Set<com.openisle.model.Tag> oldTags = new java.util.HashSet<>(post.getTags());
+        post.setTitle(title);
         post.setContent(content);
         post.setCategory(category);
         post.setTags(new java.util.HashSet<>(tags));
         Post updated = postRepository.save(post);
         imageUploader.adjustReferences(oldContent, content);
         notificationService.notifyMentions(content, user, updated, null);
+        if (!java.util.Objects.equals(oldTitle, title)) {
+            postChangeLogService.recordTitleChange(updated, user, oldTitle, title);
+        }
+        if (!java.util.Objects.equals(oldContent, content)) {
+            postChangeLogService.recordContentChange(updated, user, oldContent, content);
+        }
+        if (!java.util.Objects.equals(oldCategory.getId(), category.getId())) {
+            postChangeLogService.recordCategoryChange(updated, user, oldCategory.getName(), category.getName());
+        }
+        java.util.Set<com.openisle.model.Tag> newTags = new java.util.HashSet<>(tags);
+        if (!oldTags.equals(newTags)) {
+            postChangeLogService.recordTagChange(updated, user, oldTags, newTags);
+        }
         return updated;
     }
 

backend/src/main/java/com/openisle/service/UserService.java

@@ -1,5 +1,6 @@
 package com.openisle.service;
 
+import com.openisle.config.CachingConfig;
 import com.openisle.model.User;
 import com.openisle.model.Role;
 import com.openisle.service.PasswordValidator;
@@ -7,13 +8,18 @@ import com.openisle.service.UsernameValidator;
 import com.openisle.service.AvatarGenerator;
 import com.openisle.exception.FieldException;
 import com.openisle.repository.UserRepository;
+import com.openisle.util.VerifyType;
 import lombok.RequiredArgsConstructor;
+import org.apache.commons.lang3.StringUtils;
+import org.springframework.data.redis.core.RedisTemplate;
 import org.springframework.security.crypto.bcrypt.BCryptPasswordEncoder;
 import org.springframework.security.crypto.password.PasswordEncoder;
 import org.springframework.stereotype.Service;
 
+import java.util.Objects;
 import java.util.Optional;
 import java.util.Random;
+import java.util.concurrent.TimeUnit;
 
 @Service
 @RequiredArgsConstructor
@@ -25,6 +31,10 @@ public class UserService {
     private final ImageUploader imageUploader;
     private final AvatarGenerator avatarGenerator;
 
+    private final RedisTemplate redisTemplate;
+
+    private final EmailSender emailService;
+
     public User register(String username, String email, String password, String reason, com.openisle.model.RegisterMode mode) {
         usernameValidator.validate(username);
         passwordValidator.validate(password);
@@ -38,7 +48,7 @@ public class UserService {
             // 未验证 → 允许“重注册”：覆盖必要字段并重新发验证码
             u.setEmail(email);                              // 若不允许改邮箱可去掉
             u.setPassword(passwordEncoder.encode(password));
-            u.setVerificationCode(genCode());
+//            u.setVerificationCode(genCode());
             u.setRegisterReason(reason);
             u.setApproved(mode == com.openisle.model.RegisterMode.DIRECT);
             return userRepository.save(u);
@@ -54,7 +64,7 @@ public class UserService {
             // 未验证 → 允许“重注册”
             u.setUsername(username);                        // 若不允许改用户名可去掉
             u.setPassword(passwordEncoder.encode(password));
-            u.setVerificationCode(genCode());
+//            u.setVerificationCode(genCode());
             u.setRegisterReason(reason);
             u.setApproved(mode == com.openisle.model.RegisterMode.DIRECT);
             return userRepository.save(u);
@@ -67,7 +77,7 @@ public class UserService {
         user.setPassword(passwordEncoder.encode(password));
         user.setRole(Role.USER);
         user.setVerified(false);
-        user.setVerificationCode(genCode());
+//        user.setVerificationCode(genCode());
         user.setAvatar(avatarGenerator.generate(username));
         user.setRegisterReason(reason);
         user.setApproved(mode == com.openisle.model.RegisterMode.DIRECT);
@@ -77,7 +87,7 @@ public class UserService {
     public User registerWithInvite(String username, String email, String password) {
         User user = register(username, email, password, "", com.openisle.model.RegisterMode.DIRECT);
         user.setVerified(true);
-        user.setVerificationCode(genCode());
+//        user.setVerificationCode(genCode());
         return userRepository.save(user);
     }
 
@@ -85,16 +95,58 @@ public class UserService {
         return String.format("%06d", new Random().nextInt(1000000));
     }
 
-    public boolean verifyCode(String username, String code) {
-        Optional<User> userOpt = userRepository.findByUsername(username);
-        if (userOpt.isPresent() && code.equals(userOpt.get().getVerificationCode())) {
-            User user = userOpt.get();
-            user.setVerified(true);
-            user.setVerificationCode(null);
-            userRepository.save(user);
-            return true;
+    /**
+     * 将验证码存入缓存，并发送邮件
+     * @param user
+     */
+    public void sendVerifyMail(User user, VerifyType verifyType){
+        //缓存验证码
+        String code = genCode();
+        String key;
+        String subject;
+        String content = "您的验证码是:" + code;
+        // 注册类型
+        if(verifyType.equals(VerifyType.REGISTER)){
+            key = CachingConfig.VERIFY_CACHE_NAME + ":register:code:" + user.getUsername();
+            subject = "在网站填写验证码以验证(有效期为5分钟)";
+        }else {
+            // 重置密码
+            key = CachingConfig.VERIFY_CACHE_NAME + ":reset_password:code:" + user.getUsername();
+            subject = "请填写验证码以重置密码(有效期为5分钟)";
         }
-        return false;
+
+        redisTemplate.opsForValue().set(key, code, 5, TimeUnit.MINUTES);// 五分钟后验证码过期
+        emailService.sendEmail(user.getEmail(), subject, content);
+    }
+
+    /**
+     * 验证code是否正确
+     * @param user
+     * @param code
+     * @param verifyType
+     * @return
+     */
+    public boolean verifyCode(User user, String code, VerifyType verifyType) {
+        // 生成key
+        String key1 = VerifyType.REGISTER.equals(verifyType)?":register:code:":":reset_password:code:";
+        String key = CachingConfig.VERIFY_CACHE_NAME + key1 + user.getUsername();
+        // 这里不能使用getAndDelete,需要6.x版本
+        String cachedCode = (String)redisTemplate.opsForValue().get(key);
+        // 如果校验code过期或者不存在
+        // 或者校验code不一致
+        if(Objects.isNull(cachedCode)
+                || !cachedCode.equals(code)){
+            return false;
+        }
+        // 注册模式需要设置已经确认
+        if(VerifyType.REGISTER.equals(verifyType)){
+            user.setVerified(true);
+            userRepository.save(user);
+        }
+        // 走到这里说明验证成功删除验证码
+        redisTemplate.delete(key);
+        return true;
+
     }
 
     public Optional<User> authenticate(String username, String password) {
@@ -165,26 +217,6 @@ public class UserService {
         return userRepository.save(user);
     }
 
-    public String generatePasswordResetCode(String email) {
-        User user = userRepository.findByEmail(email)
-                .orElseThrow(() -> new com.openisle.exception.NotFoundException("User not found"));
-        String code = genCode();
-        user.setPasswordResetCode(code);
-        userRepository.save(user);
-        return code;
-    }
-
-    public boolean verifyPasswordResetCode(String email, String code) {
-        Optional<User> userOpt = userRepository.findByEmail(email);
-        if (userOpt.isPresent() && code.equals(userOpt.get().getPasswordResetCode())) {
-            User user = userOpt.get();
-            user.setPasswordResetCode(null);
-            userRepository.save(user);
-            return true;
-        }
-        return false;
-    }
-
     public User updatePassword(String username, String newPassword) {
         passwordValidator.validate(newPassword);
         User user = userRepository.findByUsername(username)

backend/src/main/java/com/openisle/service/UserVisitService.java

@@ -1,15 +1,22 @@
 package com.openisle.service;
 
+import com.openisle.config.CachingConfig;
 import com.openisle.model.User;
 import com.openisle.model.UserVisit;
 import com.openisle.repository.UserRepository;
 import com.openisle.repository.UserVisitRepository;
 import lombok.RequiredArgsConstructor;
+import org.springframework.cache.annotation.CacheConfig;
+import org.springframework.data.redis.core.RedisTemplate;
 import org.springframework.stereotype.Service;
+import org.springframework.util.CollectionUtils;
 
+import java.time.Duration;
 import java.time.LocalDate;
+import java.time.LocalDateTime;
 import java.util.LinkedHashMap;
 import java.util.Map;
+import java.util.Set;
 
 @Service
 @RequiredArgsConstructor
@@ -17,6 +24,8 @@ public class UserVisitService {
     private final UserVisitRepository userVisitRepository;
     private final UserRepository userRepository;
 
+    private final RedisTemplate redisTemplate;
+
     public boolean recordVisit(String username) {
         User user = userRepository.findByUsername(username)
                 .orElseThrow(() -> new com.openisle.exception.NotFoundException("User not found"));
@@ -30,10 +39,36 @@ public class UserVisitService {
         });
     }
 
+    /**
+     * 统计访问次数，改为从缓存获取/数据库获取
+     * @param username
+     * @return
+     */
     public long countVisits(String username) {
         User user = userRepository.findByUsername(username)
                 .orElseThrow(() -> new com.openisle.exception.NotFoundException("User not found"));
-        return userVisitRepository.countByUser(user);
+
+        // 如果缓存存在就返回
+        String key1 = CachingConfig.VISIT_CACHE_NAME + ":"+LocalDate.now()+":count:"+username;
+        Integer cached = (Integer) redisTemplate.opsForValue().get(key1);
+        if(cached != null){
+            return cached.longValue();
+        }
+
+        // Redis Set 检查今天是否访问
+        String todayKey = CachingConfig.VISIT_CACHE_NAME + ":" + LocalDate.now();
+        boolean todayVisited = redisTemplate.opsForSet().isMember(todayKey, username);
+
+        Long visitCount = userVisitRepository.countByUser(user);
+        if (todayVisited) visitCount += 1;
+
+        LocalDateTime now = LocalDateTime.now();
+        LocalDateTime endOfDay = now.toLocalDate().atTime(23, 59, 59);
+        long secondsUntilEndOfDay = Duration.between(now, endOfDay).getSeconds();
+
+        // 写入缓存，设置 TTL，当天剩余时间
+        redisTemplate.opsForValue().set(key1, visitCount, Duration.ofSeconds(secondsUntilEndOfDay));
+        return visitCount;
     }
 
     public long countDau(LocalDate date) {

backend/src/main/java/com/openisle/service/UsernameValidator.java

@@ -1,6 +1,7 @@
 package com.openisle.service;
 
 import com.openisle.exception.FieldException;
+import org.apache.commons.lang3.math.NumberUtils;
 import org.springframework.stereotype.Service;
 
 /**
@@ -17,6 +18,11 @@ public class UsernameValidator {
         if (username == null || username.isEmpty()) {
             throw new FieldException("username", "Username cannot be empty");
         }
+
+        if (NumberUtils.isDigits(username)) {
+            throw new FieldException("username", "Username cannot be pure number");
+        }
     }
+
 }
 

backend/src/main/java/com/openisle/util/VerifyType.java

@@ -0,0 +1,20 @@
+package com.openisle.util;
+
+/**
+ * 验证码类型
+ * @author smallclover
+ * @since  2025-09-08
+ */
+public enum VerifyType {
+    REGISTER(1),
+    RESET_PASSWORD(2);
+    private final int code;
+
+    VerifyType(int code) {
+        this.code = code;
+    }
+
+    public int getCode() {
+        return code;
+    }
+}

backend/src/main/resources/application.properties

@@ -108,6 +108,10 @@ rabbitmq.sharding.enabled=true
 # see https://springdoc.org/#springdoc-openapi-core-properties
 springdoc.api-docs.path=/api/v3/api-docs
 springdoc.api-docs.enabled=true
+springdoc.api-docs.servers[0].url=https://www.open-isle.com
+springdoc.api-docs.servers[0].description=Production Environment
+springdoc.api-docs.servers[1].url=https://www.staging.open-isle.com
+springdoc.api-docs.servers[1].description=Staging Environment
 springdoc.info.title=OpenIsle
 springdoc.info.description=OpenIsle Open API Documentation
 springdoc.info.version=0.0.1

backend/src/test/java/com/openisle/controller/AuthControllerTest.java

@@ -4,6 +4,7 @@ import com.openisle.model.User;
 import com.openisle.service.*;
 import com.openisle.model.RegisterMode;
 import com.openisle.repository.UserRepository;
+import com.openisle.util.VerifyType;
 import org.junit.jupiter.api.Test;
 import org.mockito.Mockito;
 import org.springframework.beans.factory.annotation.Autowired;
@@ -71,7 +72,9 @@ class AuthControllerTest {
 
     @Test
     void verifyCodeEndpoint() throws Exception {
-        Mockito.when(userService.verifyCode("u", "123")).thenReturn(true);
+        User user = new User();
+        user.setUsername("u");
+        Mockito.when(userService.verifyCode(user, "123", VerifyType.REGISTER)).thenReturn(true);
         Mockito.when(jwtService.generateReasonToken("u")).thenReturn("reason_token");
 
         mockMvc.perform(post("/api/auth/verify")

backend/src/test/java/com/openisle/service/PointServiceRecalculateUserPointsTest.java

@@ -0,0 +1,67 @@
+package com.openisle.service;
+
+import com.openisle.model.PointHistory;
+import com.openisle.model.PointHistoryType;
+import com.openisle.model.Role;
+import com.openisle.model.User;
+import com.openisle.repository.PointHistoryRepository;
+import com.openisle.repository.UserRepository;
+import org.junit.jupiter.api.Test;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.boot.test.autoconfigure.orm.jpa.DataJpaTest;
+import org.springframework.context.annotation.Import;
+
+import java.time.LocalDateTime;
+
+import static org.junit.jupiter.api.Assertions.assertEquals;
+
+@DataJpaTest
+@Import(PointService.class)
+class PointServiceRecalculateUserPointsTest {
+
+    @Autowired
+    private PointService pointService;
+
+    @Autowired
+    private UserRepository userRepository;
+
+    @Autowired
+    private PointHistoryRepository pointHistoryRepository;
+
+    @Test
+    void recalculatesBalanceAfterDeletion() {
+        User user = new User();
+        user.setUsername("u");
+        user.setEmail("u@example.com");
+        user.setPassword("p");
+        user.setRole(Role.USER);
+        userRepository.save(user);
+
+        PointHistory h1 = new PointHistory();
+        h1.setUser(user);
+        h1.setType(PointHistoryType.POST);
+        h1.setAmount(30);
+        h1.setBalance(30);
+        h1.setCreatedAt(LocalDateTime.now().minusMinutes(2));
+        pointHistoryRepository.save(h1);
+
+        PointHistory h2 = new PointHistory();
+        h2.setUser(user);
+        h2.setType(PointHistoryType.COMMENT);
+        h2.setAmount(10);
+        h2.setBalance(40);
+        h2.setCreatedAt(LocalDateTime.now().minusMinutes(1));
+        pointHistoryRepository.save(h2);
+
+        user.setPoint(40);
+        userRepository.save(user);
+
+        pointHistoryRepository.delete(h1);
+
+        int total = pointService.recalculateUserPoints(user);
+
+        assertEquals(10, total);
+        assertEquals(10, userRepository.findById(user.getId()).orElseThrow().getPoint());
+        assertEquals(10, pointHistoryRepository.findById(h2.getId()).orElseThrow().getBalance());
+    }
+}

backend/src/test/java/com/openisle/service/PostServiceTest.java

@@ -6,6 +6,7 @@ import com.openisle.exception.RateLimitException;
 import org.junit.jupiter.api.Test;
 import org.springframework.scheduling.TaskScheduler;
 import org.springframework.context.ApplicationContext;
+import org.springframework.data.redis.core.RedisTemplate;
 
 import static org.junit.jupiter.api.Assertions.*;
 
@@ -37,11 +38,13 @@ class PostServiceTest {
         EmailSender emailSender = mock(EmailSender.class);
         ApplicationContext context = mock(ApplicationContext.class);
         PointService pointService = mock(PointService.class);
+        PostChangeLogService postChangeLogService = mock(PostChangeLogService.class);
+        RedisTemplate redisTemplate = mock(RedisTemplate.class);
 
         PostService service = new PostService(postRepo, userRepo, catRepo, tagRepo, lotteryRepo,
                 pollPostRepo, pollVoteRepo, notifService, subService, commentService, commentRepo,
                 reactionRepo, subRepo, notificationRepo, postReadService,
-                imageUploader, taskScheduler, emailSender, context, pointService, PublishMode.DIRECT);
+                imageUploader, taskScheduler, emailSender, context, pointService, postChangeLogService, PublishMode.DIRECT, redisTemplate);
         when(context.getBean(PostService.class)).thenReturn(service);
 
         Post post = new Post();
@@ -86,11 +89,13 @@ class PostServiceTest {
         EmailSender emailSender = mock(EmailSender.class);
         ApplicationContext context = mock(ApplicationContext.class);
         PointService pointService = mock(PointService.class);
+        PostChangeLogService postChangeLogService = mock(PostChangeLogService.class);
+        RedisTemplate redisTemplate = mock(RedisTemplate.class);
 
         PostService service = new PostService(postRepo, userRepo, catRepo, tagRepo, lotteryRepo,
                 pollPostRepo, pollVoteRepo, notifService, subService, commentService, commentRepo,
                 reactionRepo, subRepo, notificationRepo, postReadService,
-                imageUploader, taskScheduler, emailSender, context, pointService, PublishMode.DIRECT);
+                imageUploader, taskScheduler, emailSender, context, pointService, postChangeLogService, PublishMode.DIRECT, redisTemplate);
         when(context.getBean(PostService.class)).thenReturn(service);
 
         Post post = new Post();
@@ -141,11 +146,13 @@ class PostServiceTest {
         EmailSender emailSender = mock(EmailSender.class);
         ApplicationContext context = mock(ApplicationContext.class);
         PointService pointService = mock(PointService.class);
+        PostChangeLogService postChangeLogService = mock(PostChangeLogService.class);
+        RedisTemplate redisTemplate = mock(RedisTemplate.class);
 
         PostService service = new PostService(postRepo, userRepo, catRepo, tagRepo, lotteryRepo,
                 pollPostRepo, pollVoteRepo, notifService, subService, commentService, commentRepo,
                 reactionRepo, subRepo, notificationRepo, postReadService,
-                imageUploader, taskScheduler, emailSender, context, pointService, PublishMode.DIRECT);
+                imageUploader, taskScheduler, emailSender, context, pointService, postChangeLogService, PublishMode.DIRECT, redisTemplate);
         when(context.getBean(PostService.class)).thenReturn(service);
 
         when(postRepo.countByAuthorAfter(eq("alice"), any())).thenReturn(1L);
@@ -177,11 +184,13 @@ class PostServiceTest {
         EmailSender emailSender = mock(EmailSender.class);
         ApplicationContext context = mock(ApplicationContext.class);
         PointService pointService = mock(PointService.class);
+        PostChangeLogService postChangeLogService = mock(PostChangeLogService.class);
+        RedisTemplate redisTemplate = mock(RedisTemplate.class);
 
         PostService service = new PostService(postRepo, userRepo, catRepo, tagRepo, lotteryRepo,
                 pollPostRepo, pollVoteRepo, notifService, subService, commentService, commentRepo,
                 reactionRepo, subRepo, notificationRepo, postReadService,
-                imageUploader, taskScheduler, emailSender, context, pointService, PublishMode.DIRECT);
+                imageUploader, taskScheduler, emailSender, context, pointService, postChangeLogService, PublishMode.DIRECT, redisTemplate);
         when(context.getBean(PostService.class)).thenReturn(service);
 
         User author = new User();

docs/README.md

@@ -16,6 +16,6 @@ bun dev
 
 使用以下路由：
 
-- `docs/frontend/` 前端技术文档
-- `docs/backend/` 后端技术文档
-- `docs/openapi/` 后端 API 文档
+- `frontend/` 前端技术文档
+- `backend/` 后端技术文档
+- `openapi/` 后端 API 文档

docs/app/(home)/[[...slug]]/page.tsx

@@ -19,7 +19,7 @@ function DocsCategory({ url }: { url: string }) {
   );
 }
 
-export default async function Page(props: PageProps<'/docs/[[...slug]]'>) {
+export default async function Page(props: PageProps<'/[[...slug]]'>) {
   const params = await props.params;
   const page = source.getPage(params.slug);
   if (!page) notFound();
@@ -48,7 +48,7 @@ export async function generateStaticParams() {
 }
 
 export async function generateMetadata(
-  props: PageProps<'/docs/[[...slug]]'>
+  props: PageProps<'/[[...slug]]'>
 ): Promise<Metadata> {
   const params = await props.params;
   const page = source.getPage(params.slug);

docs/app/(home)/layout.tsx

@@ -28,7 +28,7 @@ function TabTitle({ children }: { children: React.ReactNode }) {
   return <span className="text-[11px]">{children}</span>;
 }
 
-export default function Layout({ children }: LayoutProps<'/docs'>) {
+export default function Layout({ children }: LayoutProps<'/'>) {
   return (
     // @ts-ignore
     <DocsLayout
@@ -40,7 +40,7 @@ export default function Layout({ children }: LayoutProps<'/docs'>) {
           {
             title: 'OpenIsle 前端',
             description: <TabTitle>前端开发文档</TabTitle>,
-            url: '/docs/frontend',
+            url: '/frontend',
             icon: (
               <TabIcon color="#4ca154">
                 <CompassIcon />
@@ -50,7 +50,7 @@ export default function Layout({ children }: LayoutProps<'/docs'>) {
           {
             title: 'OpenIsle 后端',
             description: <TabTitle>后端开发文档</TabTitle>,
-            url: '/docs/backend',
+            url: '/backend',
             icon: (
               <TabIcon color="#1f66f4">
                 <ServerIcon />
@@ -60,7 +60,7 @@ export default function Layout({ children }: LayoutProps<'/docs'>) {
           {
             title: 'OpenIsle API',
             description: <TabTitle>后端 API 文档</TabTitle>,
-            url: '/docs/openapi',
+            url: '/openapi',
             icon: (
               <TabIcon color="#677489">
                 <CodeXmlIcon />

docs/app/layout.tsx

@@ -6,7 +6,7 @@ const inter = Inter({
   subsets: ['latin'],
 });
 
-export default function Layout({ children }: LayoutProps<'/docs'>) {
+export default function Layout({ children }: LayoutProps<'/'>) {
   return (
     <html lang="zh" className={inter.className} suppressHydrationWarning>
       <body className="flex flex-col min-h-screen">

docs/content/docs/backend/index.mdx

@@ -40,4 +40,4 @@ backend/
 
 ## API 接口
 
-详细的 API 接口文档请查看 [API 文档](/docs/openapi)。
+详细的 API 接口文档请查看 [API 文档](/openapi)。

docs/content/docs/index.mdx

@@ -9,6 +9,6 @@ OpenIsle 是一个现代化的社区平台，提供完整的社交功能。
 
 ## 快速开始
 
-- [后端开发指南](/docs/backend) - 了解后端架构和开发
-- [前端开发指南](/docs/frontend) - 了解前端技术栈和组件
-- [API 文档](/docs/openapi) - 查看完整的 API 接口文档
+- [后端开发指南](/backend) - 了解后端架构和开发
+- [前端开发指南](/frontend) - 了解前端技术栈和组件
+- [API 文档](/openapi) - 查看完整的 API 接口文档

docs/lib/layout.shared.tsx

@@ -8,7 +8,7 @@ export function baseOptions(): BaseLayoutProps {
     githubUrl: 'https://github.com/nagisa77/OpenIsle',
     nav: {
       title: 'OpenIsle Docs',
-      url: '/docs',
+      url: '/',
     },
     searchToggle: {
       enabled: false,

docs/lib/source.ts

@@ -10,7 +10,7 @@ import * as ClientAdapters from './media-adapter.client';
 // See https://fumadocs.vercel.app/docs/headless/source-api for more info
 export const source = loader({
   // it assigns a URL to your pages
-  baseUrl: '/docs',
+  baseUrl: '/',
   source: docs.toFumadocsSource(),
   pageTree: {
     transformers: [transformerOpenAPI()],

frontend_nuxt/.env.dev.example

@@ -4,7 +4,9 @@ NUXT_PUBLIC_WEBSOCKET_URL=https://127.0.0.1:8082
 NUXT_PUBLIC_WEBSITE_BASE_URL=http://localhost:3000
 
 NUXT_PUBLIC_GOOGLE_CLIENT_ID=777830451304-nt8afkkap18gui4f9entcha99unal744.apps.googleusercontent.com
-NUXT_PUBLIC_GITHUB_CLIENT_ID=Ov23liVkO1NPAX5JyWxJ
+# NUXT_PUBLIC_GITHUB_CLIENT_ID=Ov23liVkO1NPAX5JyWxJ
+; 本地
+NUXT_PUBLIC_GITHUB_CLIENT_ID=Ov23liOlrZnPKRF7s7NN
 NUXT_PUBLIC_DISCORD_CLIENT_ID=1394985417044000779
 NUXT_PUBLIC_TWITTER_CLIENT_ID=ZTRTU05KSk9KTTJrTTdrVC1tc1E6MTpjaQ
 NUXT_PUBLIC_TELEGRAM_BOT_ID=8450237135

frontend_nuxt/assets/global.css

@@ -17,8 +17,10 @@
   --background-color: white;
   --background-color-blur: rgba(255, 255, 255, 0.57);
   --menu-border-color: lightgray;
-  --normal-border-color: lightgray;
-  --menu-selected-background-color: rgba(242, 242, 242, 0.884);
+  --normal-border-color: rgba(211, 211, 211, 0.63);
+  --menu-selected-background-color: rgba(88, 241, 255, 0.166);
+  --normal-light-background-color: rgba(242, 242, 242, 0.884);
+  --menu-selected-background-color-hover: rgba(242, 242, 242, 0.884);
   --menu-text-color: rgb(99, 99, 99);
   --scroller-background-color: rgba(130, 175, 180, 0.5);
   /* --normal-background-color: rgb(241, 241, 241); */
@@ -58,6 +60,8 @@
   --menu-border-color: #555;
   --normal-border-color: #555;
   --menu-selected-background-color: rgba(255, 255, 255, 0.1);
+  --normal-light-background-color: rgba(255, 255, 255, 0.1);
+  --menu-selected-background-color-hover: rgba(17, 182, 197, 0.082);
   --menu-text-color: rgb(173, 173, 173);
   /* --normal-background-color: #000000; */
   --normal-background-color: #333;
@@ -162,7 +166,7 @@ body {
   padding-left: 1em;
   border-left: 4px solid #d0d7de;
   color: var(--blockquote-text-color);
-  background-color: var(--menu-selected-background-color);
+  background-color: var(--normal-light-background-color);
   padding-top: 1px;
   padding-bottom: 1px;
 }
@@ -235,8 +239,16 @@ body {
 }
 
 .info-content-text img {
-  max-width: 100%;
+  max-width: min(800px, 100%);
+  max-height: 600px;
   height: auto;
+  cursor: pointer;
+  box-shadow: 4px 12px 48px 0 rgba(0, 0, 0, 0.11);
+  transition: box-shadow 0.3s cubic-bezier(0.4, 0, 0.2, 1);
+}
+
+.info-content-text img:hover {
+  box-shadow: 4px 12px 48px 0 rgba(0, 0, 0, 0.35);
 }
 
 .info-content-text table {
@@ -295,7 +307,7 @@ body {
 
 /* 鼠标悬停行高亮 */
 .info-content-text tbody tr:hover {
-  background-color: var(--menu-selected-background-color);
+  background-color: var(--normal-light-background-color);
   transition: background-color 0.2s ease;
 }
 
@@ -342,9 +354,41 @@ body {
     position: relative;
     min-width: 0;
   }
+
+  .d2h-file-name {
+    font-size: 12px !important;
+  }
+
+  .d2h-file-header {
+    height: auto !important;
+  }
+
+  .d2h-code-linenumber {
+    display: none !important;
+  }
+
+  .d2h-code-line {
+    padding-left: 10px !important;
+  }
+
+  .d2h-diff-table {
+    font-size: 6px !important;
+  }
+
+  .d2h-code-line ins {
+    height: 100%;
+    font-size: 13px !important;
+  }
+
+  /* .d2h-code-line {
+    height: 12px;
+  }
+
+  .d2h-code-line-ctn {
+    font-size: 12px !important;
+  } */
 }
 
-/* Transition API */
 ::view-transition-old(root),
 ::view-transition-new(root) {
   animation: none;

frontend_nuxt/components/BaseTimeline.vue

@@ -100,7 +100,7 @@ export default {
 
 .timeline-content {
   flex: 1;
-  width: calc(100% - 32px);
+  width: calc(100% - 42px);
 }
 
 @media (max-width: 768px) {

frontend_nuxt/components/CommentEditor.vue

@@ -6,8 +6,15 @@
     </div>
     <div class="comment-bottom-container">
       <div class="comment-submit" :class="{ disabled: isDisabled }" @click="submit">
-        <template v-if="!loading"> 发布评论 </template>
-        <template v-else> <loading-four /> 发布中... </template>
+        <template v-if="!loading">
+          发布评论
+          <span class="shortcut-icon" v-if="!isMobile">
+            {{ isMac ? '⌘' : 'Ctrl' }} ⏎
+          </span>
+        </template>
+        <template v-else>
+          <loading-four /> 发布中...
+        </template>
       </div>
     </div>
   </div>
@@ -24,6 +31,7 @@ import {
 } from '~/utils/vditor'
 import '~/assets/global.css'
 import LoginOverlay from '~/components/LoginOverlay.vue'
+import { useIsMobile } from '~/utils/screen'
 
 export default {
   name: 'CommentEditor',
@@ -52,12 +60,22 @@ export default {
   },
   components: { LoginOverlay },
   setup(props, { emit }) {
+    const isMobile = useIsMobile()
     const vditorInstance = ref(null)
     const text = ref('')
     const editorId = ref(props.editorId)
     if (!editorId.value) {
       editorId.value = 'editor-' + useId()
     }
+
+    const isMac = ref(false)
+
+    if (navigator.userAgentData) {
+      isMac.value = navigator.userAgentData.platform === 'macOS'
+    } else {
+      isMac.value = /Mac|iPhone|iPad|iPod/.test(navigator.userAgent)
+    }
+
     const getEditorTheme = getEditorThemeUtil
     const getPreviewTheme = getPreviewThemeUtil
     const applyTheme = () => {
@@ -96,7 +114,27 @@ export default {
           applyTheme()
         },
       })
-      // applyTheme()
+      // 不是手机的情况下不添加快捷键
+      if(!isMobile.value){
+        // 添加快捷键监听 (Ctrl+Enter 或 Cmd+Enter)
+        const handleKeydown = (e) => {
+          if ((e.ctrlKey || e.metaKey) && e.key === 'Enter') {
+            e.preventDefault()
+            submit()
+          }
+        }
+
+        const el = document.getElementById(editorId.value)
+        if (el) {
+          el.addEventListener('keydown', handleKeydown)
+        }
+
+        onUnmounted(() => {
+          if (el) {
+            el.removeEventListener('keydown', handleKeydown)
+          }
+        })
+      }
     })
 
     onUnmounted(() => {
@@ -134,7 +172,7 @@ export default {
       },
     )
 
-    return { submit, isDisabled, editorId }
+    return { submit, isDisabled, editorId, isMac, isMobile}
   },
 }
 </script>
@@ -174,10 +212,16 @@ export default {
 .comment-submit:hover {
   background-color: var(--primary-color-hover);
 }
-
-@media (max-width: 768px) {
-  .comment-editor-container {
-    margin-bottom: 10px;
-  }
+/** 评论按钮快捷键样式 */
+.shortcut-icon {
+  padding: 2px 6px;
+  border-radius: 6px;
+  font-size: 12px;
+  font-weight: 500;
+  line-height: 1.2;
+  background-color: rgba(0, 0, 0, 0.25);
+}
+.comment-submit.disabled .shortcut-icon {
+  background-color: rgba(0, 0, 0, 0);
 }
 </style>

frontend_nuxt/components/CommentItem.vue

@@ -342,7 +342,7 @@ const copyCommentLink = () => {
 
 const handleContentClick = (e) => {
   handleMarkdownClick(e)
-  if (e.target.tagName === 'IMG') {
+  if (e.target.tagName === 'IMG' && !e.target.classList.contains('emoji')) {
     const container = e.target.parentNode
     const imgs = [...container.querySelectorAll('img')].map((i) => i.src)
     lightboxImgs.value = imgs

frontend_nuxt/components/MenuComponent.vue

@@ -314,6 +314,11 @@ const gotoTag = (t) => {
   border-radius: 10px;
   display: flex;
   align-items: center;
+  transition: background-color 0.5s ease;
+}
+
+.menu-item:hover {
+  background-color: var(--menu-selected-background-color-hover);
 }
 
 .menu-item.selected {
@@ -404,10 +409,11 @@ const gotoTag = (t) => {
   gap: 5px;
   border-radius: 8px;
   cursor: pointer;
+  transition: background-color 0.5s ease;
 }
 
 .section-item:hover {
-  background-color: var(--menu-selected-background-color);
+  background-color: var(--menu-selected-background-color-hover);
 }
 
 .section-item-text-count {

frontend_nuxt/components/MessageEditor.vue

@@ -5,7 +5,10 @@
     </div>
     <div class="message-bottom-container">
       <div class="message-submit" :class="{ disabled: isDisabled }" @click="submit">
-        <template v-if="!loading"> 发送 </template>
+        <template v-if="!loading">
+          发送
+          <span class="shortcut-icon" v-if="!isMobile"> {{ isMac ? '⌘' : 'Ctrl' }} ⏎ </span>
+        </template>
         <template v-else> <loading-four /> 发送中... </template>
       </div>
     </div>
@@ -21,6 +24,8 @@ import {
   getEditorTheme as getEditorThemeUtil,
   getPreviewTheme as getPreviewThemeUtil,
 } from '~/utils/vditor'
+import { useIsMobile } from '~/utils/screen'
+import { isMac } from '~/utils/device'
 import '~/assets/global.css'
 
 export default {
@@ -44,6 +49,7 @@ export default {
     const vditorInstance = ref(null)
     const text = ref('')
     const editorId = ref(props.editorId)
+    const isMobile = useIsMobile()
     if (!editorId.value) {
       editorId.value = 'editor-' + useId()
     }
@@ -70,23 +76,6 @@ export default {
     onMounted(() => {
       vditorInstance.value = createVditor(editorId.value, {
         placeholder: '输入消息...',
-        height: 150,
-        toolbar: [
-          'emoji',
-          'bold',
-          'italic',
-          'strike',
-          'link',
-          '|',
-          'list',
-          '|',
-          'line',
-          'quote',
-          'code',
-          'inline-code',
-          '|',
-          'upload',
-        ],
         preview: {
           actions: [],
           markdown: { toc: false },
@@ -101,6 +90,28 @@ export default {
           applyTheme()
         },
       })
+
+      // 不是手机的情况下不添加快捷键
+      if (!isMobile.value) {
+        // 添加快捷键监听 (Ctrl+Enter 或 Cmd+Enter)
+        const handleKeydown = (e) => {
+          if ((e.ctrlKey || e.metaKey) && e.key === 'Enter') {
+            e.preventDefault()
+            submit()
+          }
+        }
+
+        const el = document.getElementById(editorId.value)
+        if (el) {
+          el.addEventListener('keydown', handleKeydown)
+        }
+
+        onUnmounted(() => {
+          if (el) {
+            el.removeEventListener('keydown', handleKeydown)
+          }
+        })
+      }
     })
 
     onUnmounted(() => {
@@ -138,7 +149,7 @@ export default {
       },
     )
 
-    return { submit, isDisabled, editorId }
+    return { submit, isDisabled, editorId, isMac, isMobile }
   },
 }
 </script>
@@ -149,11 +160,17 @@ export default {
   border-radius: 8px;
 }
 
+.vditor {
+  min-height: 50px;
+  max-height: 150px;
+}
+
 .message-bottom-container {
   display: flex;
   flex-direction: row;
   justify-content: flex-end;
-  padding: 10px;
+  margin-top: 10px;
+  margin-bottom: 10px;
   background-color: var(--bg-color-soft);
   border-top: 1px solid var(--border-color);
   border-bottom-left-radius: 8px;
@@ -179,4 +196,17 @@ export default {
 .message-submit:not(.disabled):hover {
   background-color: var(--primary-color-hover);
 }
+
+/** 评论按钮快捷键样式 */
+.shortcut-icon {
+  padding: 2px 6px;
+  border-radius: 6px;
+  font-size: 12px;
+  font-weight: 500;
+  line-height: 1.2;
+  background-color: rgba(0, 0, 0, 0.25);
+}
+.comment-submit.disabled .shortcut-icon {
+  background-color: rgba(0, 0, 0, 0);
+}
 </style>

frontend_nuxt/components/PostChangeLogItem.vue

@@ -0,0 +1,154 @@
+<template>
+  <div :id="`change-log-${log.id}`" class="change-log-container">
+    <div class="change-log-text">
+      <BaseImage
+        v-if="log.userAvatar"
+        class="change-log-avatar"
+        :src="log.userAvatar"
+        alt="avatar"
+        @click="() => navigateTo(`/users/${log.username}`)"
+      />
+      <span v-if="log.username" class="change-log-user">{{ log.username }}</span>
+      <span v-if="log.type === 'CONTENT'" class="change-log-content">变更了文章内容</span>
+      <span v-else-if="log.type === 'TITLE'" class="change-log-content">变更了文章标题</span>
+      <template v-else-if="log.type === 'CATEGORY'">
+        <div class="change-log-category-text">变更了文章分类, 从</div>
+        <ArticleCategory :category="log.oldCategory" />
+        <div class="change-log-category-text">修改为</div>
+        <ArticleCategory :category="log.newCategory" />
+      </template>
+      <template v-else-if="log.type === 'TAG'">
+        <div class="change-log-category-text">变更了文章标签, 从</div>
+        <ArticleTags :tags="log.oldTags" />
+        <div class="change-log-category-text">修改为</div>
+        <ArticleTags :tags="log.newTags" />
+      </template>
+      <span v-else-if="log.type === 'CLOSED'" class="change-log-content">
+        <template v-if="log.newClosed">关闭了文章</template>
+        <template v-else>重新打开了文章</template>
+      </span>
+      <span v-else-if="log.type === 'PINNED'" class="change-log-content">
+        <template v-if="log.newPinnedAt">置顶了文章</template>
+        <template v-else>取消置顶文章</template>
+      </span>
+      <span v-else-if="log.type === 'FEATURED'" class="change-log-content">
+        <template v-if="log.newFeatured">将文章设为精选</template>
+        <template v-else>取消精选文章</template>
+      </span>
+      <span v-else-if="log.type === 'VOTE_RESULT'" class="change-log-content"
+        >系统已计算投票结果</span
+      >
+      <span v-else-if="log.type === 'LOTTERY_RESULT'" class="change-log-content"
+        >系统已「精密计算」抽奖结果 (=ﾟωﾟ)ﾉ</span
+      >
+    </div>
+    <div class="change-log-time">{{ log.time }}</div>
+    <div
+      v-if="log.type === 'CONTENT' || log.type === 'TITLE'"
+      class="content-diff"
+      v-html="diffHtml"
+    ></div>
+  </div>
+</template>
+
+<script setup>
+import { computed } from 'vue'
+import { html } from 'diff2html'
+import { createTwoFilesPatch } from 'diff'
+import { useIsMobile } from '~/utils/screen'
+import 'diff2html/bundles/css/diff2html.min.css'
+import BaseImage from '~/components/BaseImage.vue'
+import { navigateTo } from 'nuxt/app'
+import { themeState } from '~/utils/theme'
+import ArticleCategory from '~/components/ArticleCategory.vue'
+import ArticleTags from '~/components/ArticleTags.vue'
+const props = defineProps({
+  log: Object,
+  title: String,
+})
+
+const diffHtml = computed(() => {
+  // Track theme changes
+  const isDark = import.meta.client && document.documentElement.dataset.theme === 'dark'
+  themeState.mode
+  const colorScheme = isDark ? 'dark' : 'light'
+
+  if (props.log.type === 'CONTENT') {
+    const oldContent = props.log.oldContent ?? ''
+    const newContent = props.log.newContent ?? ''
+    const diff = createTwoFilesPatch(props.title, props.title, oldContent, newContent)
+    return html(diff, {
+      inputFormat: 'diff',
+      showFiles: false,
+      matching: 'lines',
+      drawFileList: false,
+      colorScheme,
+    })
+  } else if (props.log.type === 'TITLE') {
+    const oldTitle = props.log.oldTitle ?? ''
+    const newTitle = props.log.newTitle ?? ''
+    const diff = createTwoFilesPatch(oldTitle, newTitle, '', '')
+    return html(diff, {
+      inputFormat: 'diff',
+      showFiles: false,
+      matching: 'lines',
+      drawFileList: false,
+      colorScheme,
+    })
+  }
+  return ''
+})
+</script>
+
+<style scoped>
+.change-log-container {
+  display: flex;
+  flex-direction: column;
+  /* padding-top: 5px; */
+  /* padding-bottom: 30px; */
+  font-size: 14px;
+  border-bottom: 1px solid var(--normal-border-color);
+  padding-bottom: 10px;
+}
+
+.change-log-text {
+  display: flex;
+  flex-wrap: wrap;
+  align-items: center;
+}
+
+.change-log-user {
+  font-weight: bold;
+  margin-right: 4px;
+}
+
+.change-log-user,
+.change-log-content {
+  opacity: 0.7;
+}
+
+.change-log-avatar {
+  width: 20px;
+  height: 20px;
+  border-radius: 50%;
+  margin-right: 4px;
+  cursor: pointer;
+}
+
+.change-log-time {
+  font-size: 12px;
+  opacity: 0.6;
+}
+
+.content-diff {
+  margin-top: 8px;
+}
+
+.change-log-category {
+  display: flex;
+  flex-direction: row;
+  gap: 4px;
+  align-items: center;
+  flex-wrap: wrap;
+}
+</style>

frontend_nuxt/components/PostEditor.vue

@@ -136,7 +136,7 @@ export default {
   left: 0;
   width: 100%;
   height: 100%;
-  background: var(--menu-selected-background-color);
+  background: var(--normal-light-background-color);
   display: flex;
   align-items: center;
   justify-content: center;

frontend_nuxt/components/ReactionsGroup.vue

@@ -331,11 +331,11 @@ onMounted(async () => {
 
 .reactions-viewer-item.placeholder,
 .reactions-viewer-single-item.selected {
-  background-color: var(--menu-selected-background-color);
+  background-color: var(--normal-light-background-color);
 }
 
 .reaction-option.selected {
-  background-color: var(--menu-selected-background-color);
+  background-color: var(--normal-light-background-color);
 }
 
 @media (max-width: 768px) {

frontend_nuxt/config/uploadConfig.js

@@ -0,0 +1,96 @@
+/**
+ * 文件上传配置 - 简化版
+ * 专注于 FFmpeg.wasm 视频压缩，支持 Chrome/Safari
+ */
+
+export const UPLOAD_CONFIG = {
+  // 视频文件配置 - 专为 FFmpeg.wasm 优化
+  VIDEO: {
+    // 文件大小限制 (字节)
+    MAX_SIZE: 20 * 1024 * 1024,
+    TARGET_SIZE: 5 * 1024 * 1024, // 5MB
+
+    // 支持的输入格式 (FFmpeg.wasm 支持更多格式)
+    SUPPORTED_FORMATS: ['mp4', 'webm', 'avi', 'mov', 'wmv', 'flv', 'mkv', 'm4v', 'ogv'],
+
+    // 输出格式 - MP4 (兼容性最好)
+    OUTPUT_FORMAT: 'mp4',
+    OUTPUT_CODEC: 'h264',
+  },
+
+  // 图片文件配置
+  IMAGE: {
+    MAX_SIZE: 5 * 1024 * 1024, // 5MB
+    TARGET_SIZE: 5 * 1024 * 1024, // 5MB
+    SUPPORTED_FORMATS: ['jpg', 'jpeg', 'png', 'gif', 'webp', 'svg', 'bmp'],
+  },
+
+  // 音频文件配置
+  AUDIO: {
+    MAX_SIZE: 5 * 1024 * 1024, // 5MB
+    TARGET_SIZE: 5 * 1024 * 1024, // 5MB
+    SUPPORTED_FORMATS: ['mp3', 'wav', 'ogg', 'aac', 'm4a'],
+  },
+
+  // 通用文件配置
+  GENERAL: {
+    MAX_SIZE: 100 * 1024 * 1024, // 100MB
+    CHUNK_SIZE: 5 * 1024 * 1024, // 5MB 分片大小
+  },
+
+  // 用户体验配置
+  UI: {
+    SUCCESS_DURATION: 2000,
+    ERROR_DURATION: 3000,
+    WARNING_DURATION: 3000,
+  },
+}
+
+/**
+ * 获取文件类型配置
+ */
+export function getFileTypeConfig(filename) {
+  const ext = filename.split('.').pop().toLowerCase()
+
+  if (UPLOAD_CONFIG.VIDEO.SUPPORTED_FORMATS.includes(ext)) {
+    return { type: 'video', config: UPLOAD_CONFIG.VIDEO }
+  }
+
+  if (UPLOAD_CONFIG.IMAGE.SUPPORTED_FORMATS.includes(ext)) {
+    return { type: 'image', config: UPLOAD_CONFIG.IMAGE }
+  }
+
+  if (UPLOAD_CONFIG.AUDIO.SUPPORTED_FORMATS.includes(ext)) {
+    return { type: 'audio', config: UPLOAD_CONFIG.AUDIO }
+  }
+
+  return { type: 'general', config: UPLOAD_CONFIG.GENERAL }
+}
+
+/**
+ * 格式化文件大小
+ */
+export function formatFileSize(bytes) {
+  if (bytes === 0) return '0 B'
+  const k = 1024
+  const sizes = ['B', 'KB', 'MB', 'GB']
+  const i = Math.floor(Math.log(bytes) / Math.log(k))
+  return parseFloat((bytes / Math.pow(k, i)).toFixed(1)) + ' ' + sizes[i]
+}
+
+/**
+ * 计算压缩节省的费用 (示例函数)
+ */
+export function calculateSavings(originalSize, compressedSize, costPerMB = 0.01) {
+  const originalMB = originalSize / (1024 * 1024)
+  const compressedMB = compressedSize / (1024 * 1024)
+  const savedMB = originalMB - compressedMB
+  const savedCost = savedMB * costPerMB
+
+  return {
+    savedMB: savedMB.toFixed(2),
+    savedCost: savedCost.toFixed(4),
+    originalCost: (originalMB * costPerMB).toFixed(4),
+    compressedCost: (compressedMB * costPerMB).toFixed(4),
+  }
+}

frontend_nuxt/nuxt.config.ts

@@ -3,7 +3,7 @@ import { defineNuxtConfig } from 'nuxt/config'
 export default defineNuxtConfig({
   devServer: {
     host: '0.0.0.0',
-    port: 3000
+    port: 3000,
   },
   ssr: true,
   modules: ['@nuxt/image'],
@@ -97,26 +97,9 @@ export default defineNuxtConfig({
     },
   },
   vite: {
-    build: {
-      // increase warning limit and split large libraries into separate chunks
-      // chunkSizeWarningLimit: 1024,
-      // rollupOptions: {
-      //   output: {
-      //     manualChunks(id) {
-      //       if (id.includes('node_modules')) {
-      //         if (id.includes('vditor')) {
-      //           return 'vditor'
-      //         }
-      //         if (id.includes('echarts')) {
-      //           return 'echarts'
-      //         }
-      //         if (id.includes('highlight.js')) {
-      //           return 'highlight'
-      //         }
-      //       }
-      //     },
-      //   },
-      // },
+    optimizeDeps: {
+      exclude: ['@ffmpeg/ffmpeg', '@ffmpeg/util'],
     },
+    build: {},
   },
 })

frontend_nuxt/package.json

@@ -13,9 +13,13 @@
   },
   "dependencies": {
     "@icon-park/vue-next": "^1.4.2",
+    "@ffmpeg/ffmpeg": "^0.12.2",
+    "@ffmpeg/util": "^0.12.2",
     "@nuxt/image": "^1.11.0",
     "@stomp/stompjs": "^7.0.0",
     "cropperjs": "^1.6.2",
+    "diff": "^8.0.2",
+    "diff2html": "^3.4.52",
     "echarts": "^5.6.0",
     "flatpickr": "^4.6.13",
     "highlight.js": "^11.11.1",
@@ -23,6 +27,7 @@
     "ldrs": "^1.0.0",
     "markdown-it": "^14.1.0",
     "mermaid": "^10.9.4",
+    "nanoid": "^5.1.5",
     "nprogress": "^0.2.0",
     "nuxt": "latest",
     "sanitize-html": "^2.17.0",

frontend_nuxt/pages/about/index.vue

@@ -1,23 +1,48 @@
 <template>
   <div class="about-page">
     <BaseTabs v-model="selectedTab" :tabs="tabs">
-      <div class="about-loading" v-if="isFetching">
-        <l-hatch-spinner size="100" stroke="10" speed="1" color="var(--primary-color)" />
-      </div>
-      <div
-        v-else
-        class="about-content"
-        v-html="renderMarkdown(content)"
-        @click="handleContentClick"
-      ></div>
+      <template v-if="selectedTab === 'api'">
+        <div class="about-api">
+          <div class="about-api-title">调试Token</div>
+          <div v-if="!authState.loggedIn" class="about-api-login">
+            请<NuxtLink to="/login" class="about-api-login-link">登录</NuxtLink>后查看 Token
+          </div>
+          <div v-else class="about-api-token">
+            <div class="token-row">
+              <span class="token-text">{{ shortToken }}</span>
+              <span @click="copyToken"><copy class="copy-icon" /></span>
+            </div>
+            <div class="warning-row">
+              <info-icon class="warning-icon" />
+              <div class="token-warning">请不要将 Token 泄露给他人</div>
+            </div>
+          </div>
+          <div class="about-api-title">API文档和调试入口</div>
+          <div class="about-api-link">API Playground <share /></div>
+        </div>
+      </template>
+      <template v-else>
+        <div class="about-loading" v-if="isFetching">
+          <l-hatch-spinner size="100" stroke="10" speed="1" color="var(--primary-color)" />
+        </div>
+        <div
+          v-else
+          class="about-content"
+          v-html="renderMarkdown(content)"
+          @click="handleContentClick"
+        ></div>
+      </template>
     </BaseTabs>
   </div>
 </template>
 
 <script>
-import { onMounted, ref, watch } from 'vue'
+import { computed, onMounted, ref, watch } from 'vue'
+import { useRoute, useRouter } from '#imports'
+import { authState, getToken } from '~/utils/auth'
 import { handleMarkdownClick, renderMarkdown } from '~/utils/markdown'
 import BaseTabs from '~/components/BaseTabs.vue'
+import { toast } from '~/composables/useToast'
 
 export default {
   name: 'AboutPageView',
@@ -44,11 +69,25 @@ export default {
         label: '隐私政策',
         file: 'https://openisle-1307107697.cos.ap-guangzhou.myqcloud.com/assert/about/privacy.md',
       },
+      {
+        key: 'api',
+        label: 'API与调试',
+      },
     ]
+    const route = useRoute()
+    const router = useRouter()
     const selectedTab = ref(tabs[0].key)
     const content = ref('')
+    const token = computed(() => (authState.loggedIn ? getToken() : ''))
+
+    const shortToken = computed(() => {
+      if (!token.value) return ''
+      if (token.value.length <= 20) return token.value
+      return `${token.value.slice(0, 20)}...${token.value.slice(-10)}`
+    })
 
     const loadContent = async (file) => {
+      if (!file) return
       try {
         isFetching.value = true
         const res = await fetch(file)
@@ -65,19 +104,58 @@ export default {
     }
 
     onMounted(() => {
-      loadContent(tabs[0].file)
+      const initTab = route.query.tab
+      if (initTab && tabs.find((t) => t.key === initTab)) {
+        selectedTab.value = initTab
+        const tab = tabs.find((t) => t.key === initTab)
+        if (tab && tab.file) loadContent(tab.file)
+      } else {
+        loadContent(tabs[0].file)
+      }
     })
 
     watch(selectedTab, (name) => {
       const tab = tabs.find((t) => t.key === name)
-      if (tab) loadContent(tab.file)
+      if (tab && tab.file) loadContent(tab.file)
+      router.replace({ query: { ...route.query, tab: name } })
     })
 
+    watch(
+      () => route.query.tab,
+      (name) => {
+        if (name && name !== selectedTab.value && tabs.find((t) => t.key === name)) {
+          selectedTab.value = name
+        }
+      },
+    )
+
+    const copyToken = async () => {
+      if (import.meta.client && token.value) {
+        try {
+          await navigator.clipboard.writeText(token.value)
+          toast.success('已复制 Token')
+        } catch (e) {
+          toast.error('复制失败')
+        }
+      }
+    }
+
     const handleContentClick = (e) => {
       handleMarkdownClick(e)
     }
 
-    return { tabs, selectedTab, content, renderMarkdown, isFetching, handleContentClick }
+    return {
+      tabs,
+      selectedTab,
+      content,
+      renderMarkdown,
+      isFetching,
+      handleContentClick,
+      authState,
+      token,
+      copyToken,
+      shortToken,
+    }
   },
 }
 </script>
@@ -101,6 +179,66 @@ export default {
   height: 200px;
 }
 
+.about-api {
+  padding: 20px;
+}
+
+.about-api-title {
+  font-size: 20px;
+  font-weight: bold;
+  margin-bottom: 10px;
+  margin-top: 30px;
+  margin-bottom: 15px;
+}
+
+.about-api-login-link {
+  color: var(--primary-color);
+  cursor: pointer;
+  text-decoration: none;
+}
+
+.about-api-login-link:hover {
+  text-decoration: underline;
+}
+
+.warning-row {
+  display: flex;
+  align-items: center;
+  gap: 4px;
+  opacity: 0.7;
+}
+
+.warning-icon {
+  font-size: 13px;
+}
+
+.token-warning {
+  font-size: 13px;
+}
+
+.token-row {
+  display: flex;
+  align-items: center;
+  gap: 10px;
+  font: 14px;
+  margin-bottom: 10px;
+  word-break: break-all;
+}
+
+.copy-btn {
+  padding: 4px 8px;
+  cursor: pointer;
+}
+
+.about-api-link {
+  color: var(--primary-color);
+  cursor: pointer;
+}
+
+.about-api-link:hover {
+  text-decoration: underline;
+}
+
 @media (max-width: 768px) {
   .about-tabs {
     width: 100vw;

frontend_nuxt/pages/index.vue

@@ -65,16 +65,17 @@
           class="article-item"
           v-for="article in articles"
           :key="article.id"
+          @click="navigateTo(`/posts/${article.id}`)"
         >
           <div class="article-main-container">
-            <NuxtLink class="article-item-title main-item" :to="`/posts/${article.id}`">
+            <NuxtLink class="article-item-title main-item">
               <pin v-if="article.pinned" theme="outline" class="pinned-icon" />
               <gift v-if="article.type === 'LOTTERY'" class="lottery-icon" />
               <ranking-list v-else-if="article.type === 'POLL'" class="poll-icon" />
               <star v-if="!article.rssExcluded" class="featured-icon" />
               {{ article.title }}
             </NuxtLink>
-            <NuxtLink class="article-item-description main-item" :to="`/posts/${article.id}`">
+            <NuxtLink class="article-item-description main-item">
               {{ sanitizeDescription(article.description) }}
             </NuxtLink>
             <div class="article-info-container main-item">
@@ -423,7 +424,8 @@ const sanitizeDescription = (text) => stripMarkdown(text)
 
 .topic-container {
   position: sticky;
-  top: calc(var(--header-height) + 1px);
+  top: var(--header-height);
+  padding-top: 10px;
   z-index: 10;
   background-color: var(--background-color-blur);
   display: flex;
@@ -431,12 +433,10 @@ const sanitizeDescription = (text) => stripMarkdown(text)
   align-items: center;
   gap: 10px;
   width: 100%;
-  padding: 10px 0;
   backdrop-filter: var(--blur-10);
 }
 
 .topic-item-container {
-  margin-left: 20px;
   display: flex;
   flex-direction: row;
   align-items: center;
@@ -477,6 +477,7 @@ const sanitizeDescription = (text) => stripMarkdown(text)
   width: 100%;
   color: gray;
   border-bottom: 1px solid var(--normal-border-color);
+  padding-top: 30px;
   padding-bottom: 10px;
 }
 
@@ -486,6 +487,12 @@ const sanitizeDescription = (text) => stripMarkdown(text)
   align-items: center;
   width: 100%;
   border-bottom: 1px solid var(--normal-border-color);
+  transition: background-color 0.5s ease;
+}
+
+.article-item:hover {
+  background-color: var(--menu-selected-background-color-hover);
+  cursor: pointer;
 }
 
 .article-main-container,

frontend_nuxt/pages/message-box/[id].vue

@@ -1,5 +1,11 @@
 <template>
   <div class="chat-container" :class="{ float: isFloatMode }">
+    <vue-easy-lightbox
+      :visible="lightboxVisible"
+      :index="lightboxIndex"
+      :imgs="lightboxImgs"
+      @hide="lightboxVisible = false"
+    />
     <div v-if="!loading" class="chat-header">
       <div class="header-main">
         <div class="back-button" @click="goBack">
@@ -14,7 +20,7 @@
       </div>
     </div>
 
-    <div class="messages-list" ref="messagesListEl">
+    <div class="messages-list" ref="messagesListEl" @click="handleContentClick">
       <div v-if="loading" class="loading-container">
         <l-hatch size="28" stroke="4" speed="3.5" color="var(--primary-color)"></l-hatch>
       </div>
@@ -36,7 +42,11 @@
               </div>
             </div>
             <div v-if="item.replyTo" class="reply-preview info-content-text">
-              <div class="reply-author">{{ item.replyTo.sender.username }}</div>
+              <div class="reply-header">
+                <next class="reply-icon" />
+                <BaseImage class="reply-avatar" :src="item.replyTo.sender.avatar" alt="avatar" />
+                <div class="reply-author">{{ item.replyTo.sender.username }}:</div>
+              </div>
               <div class="reply-content" v-html="renderMarkdown(item.replyTo.content)"></div>
             </div>
             <div class="message-content">
@@ -48,7 +58,7 @@
               :content-id="item.id"
               @update:modelValue="(v) => (item.reactions = v)"
             >
-              <div class="reply-btn"><next @click="setReply(item)" /> 写个回复...</div>
+              <div @click="setReply(item)" class="reply-btn"><next /> 写个回复...</div>
             </ReactionsGroup>
           </template>
         </BaseTimeline>
@@ -63,11 +73,21 @@
     </div>
 
     <div class="message-input-area">
+      <div
+        v-if="newMessagesCount > 0 && !isUserNearBottom"
+        class="new-message-container"
+        @click="handleScrollToBottom"
+      >
+        <double-down />
+        <div class="new-message-count">有{{ newMessagesCount }}条新消息</div>
+      </div>
+
       <div v-if="replyTo" class="active-reply">
         正在回复 {{ replyTo.sender.username }}:
         {{ stripMarkdownLength(replyTo.content, 50) }}
         <close-icon class="close-reply" @click="replyTo = null" />
       </div>
+
       <MessageEditor :loading="sending" @submit="sendMessage" />
     </div>
   </div>
@@ -87,7 +107,7 @@ import {
 import { useRoute } from 'vue-router'
 import { getToken, fetchCurrentUser } from '~/utils/auth'
 import { toast } from '~/main'
-import { renderMarkdown, stripMarkdownLength } from '~/utils/markdown'
+import { renderMarkdown, stripMarkdownLength, handleMarkdownClick } from '~/utils/markdown'
 import MessageEditor from '~/components/MessageEditor.vue'
 import ReactionsGroup from '~/components/ReactionsGroup.vue'
 import { useWebSocket } from '~/composables/useWebSocket'
@@ -96,6 +116,7 @@ import { useChannelsUnreadCount } from '~/composables/useChannelsUnreadCount'
 import TimeManager from '~/utils/time'
 import BaseTimeline from '~/components/BaseTimeline.vue'
 import BasePlaceholder from '~/components/BasePlaceholder.vue'
+import VueEasyLightbox from 'vue-easy-lightbox'
 
 const config = useRuntimeConfig()
 const route = useRoute()
@@ -120,6 +141,10 @@ const isChannel = ref(false)
 const isFloatMode = computed(() => route.query.float !== undefined)
 const floatRoute = useState('messageFloatRoute')
 const replyTo = ref(null)
+const newMessagesCount = ref(0)
+const lightboxVisible = ref(false)
+const lightboxIndex = ref(0)
+const lightboxImgs = ref([])
 
 const isUserNearBottom = ref(true)
 function updateNearBottom() {
@@ -127,6 +152,9 @@ function updateNearBottom() {
   if (!el) return
   const threshold = 40 // px
   isUserNearBottom.value = el.scrollHeight - el.scrollTop - el.clientHeight <= threshold
+  if (isUserNearBottom.value) {
+    newMessagesCount.value = 0
+  }
 }
 
 const hasMoreMessages = computed(() => currentPage.value < totalPages.value - 1)
@@ -170,6 +198,11 @@ function scrollToBottomInstant() {
   el.scrollTop = el.scrollHeight
 }
 
+function handleScrollToBottom() {
+  scrollToBottomSmooth()
+  newMessagesCount.value = 0
+}
+
 async function fetchMessages(page = 0) {
   if (page === 0) {
     loading.value = true
@@ -301,6 +334,7 @@ async function sendMessage(content, clearInput) {
     await nextTick()
     // 仅“发送消息成功后”才平滑滚动到底部
     scrollToBottomSmooth()
+    newMessagesCount.value = 0
   } catch (e) {
     toast.error(e.message)
   } finally {
@@ -373,6 +407,8 @@ const subscribeToConversation = () => {
 
       if (isUserNearBottom.value) {
         scrollToBottomSmooth()
+      } else {
+        newMessagesCount.value += 1
       }
     } catch (e) {
       console.error('Failed to parse websocket message', e)
@@ -425,6 +461,21 @@ function minimize() {
   navigateTo('/')
 }
 
+function handleContentClick(e) {
+  handleMarkdownClick(e)
+  if (
+    e.target.tagName === 'IMG' &&
+    !e.target.classList.contains('emoji') &&
+    !e.target.closest('.reactions-container')
+  ) {
+    const container = e.target.parentNode
+    const imgs = [...container.querySelectorAll('img')].map((i) => i.src)
+    lightboxImgs.value = imgs
+    lightboxIndex.value = imgs.indexOf(e.target.src)
+    lightboxVisible.value = true
+  }
+}
+
 function openUser(id) {
   if (isFloatMode.value) {
     // 先不处理...
@@ -555,6 +606,25 @@ function goBack() {
   gap: 10px;
 }
 
+.new-message-container {
+  display: flex;
+  flex-direction: row;
+  align-items: center;
+  gap: 5px;
+  cursor: pointer;
+  border: 1px solid var(--normal-border-color);
+  border-radius: 20px;
+  padding: 3px 6px;
+  box-shadow: 0 0 10px 0 rgba(0, 0, 0, 0.1);
+  width: fit-content;
+  position: absolute;
+  bottom: calc(100% + 20px);
+  left: 50%;
+  transform: translateX(-50%);
+  z-index: 10;
+  background-color: var(--background-color);
+}
+
 .user-name {
   font-size: 14px;
   font-weight: 600;
@@ -585,11 +655,6 @@ function goBack() {
   border-bottom-left-radius: 4px;
 }
 
-.message-input-area {
-  margin-left: 20px;
-  margin-right: 20px;
-}
-
 .loading-container {
   display: flex;
   justify-content: center;
@@ -606,6 +671,19 @@ function goBack() {
 .message-input-area {
   margin-left: 10px;
   margin-right: 10px;
+  position: relative;
+}
+
+.reply-icon {
+  color: var(--primary-color);
+  margin-right: 5px;
+}
+
+.reply-avatar {
+  width: 20px;
+  height: 20px;
+  border-radius: 50%;
+  margin-right: 5px;
 }
 
 .reply-preview {
@@ -614,12 +692,19 @@ function goBack() {
   border-left: 5px solid var(--primary-color);
   margin-bottom: 5px;
   font-size: 13px;
-  background-color: var(--menu-selected-background-color);
+  background-color: var(--normal-light-background-color);
+}
+
+.reply-header {
+  display: flex;
+  flex-direction: row;
+  align-items: center;
 }
 
 .reply-author {
   font-weight: bold;
   margin-bottom: 2px;
+  opacity: 0.5;
 }
 
 .reply-btn {
@@ -634,7 +719,7 @@ function goBack() {
 }
 
 .active-reply {
-  background-color: var(--bg-color-soft);
+  background-color: var(--normal-light-background-color);
   padding: 5px 10px;
   border-left: 5px solid var(--primary-color);
   margin-bottom: 5px;

frontend_nuxt/pages/message-box/index.vue

@@ -419,7 +419,7 @@ function minimize() {
 }
 
 .conversation-item:hover {
-  background-color: var(--menu-selected-background-color);
+  background-color: var(--normal-light-background-color);
 }
 
 .conversation-avatar {

frontend_nuxt/pages/posts/[id]/index.vue

@@ -122,9 +122,10 @@
         <l-hatch size="28" stroke="4" speed="3.5" color="var(--primary-color)"></l-hatch>
       </div>
       <div v-else class="comments-container">
-        <BaseTimeline :items="comments">
+        <BaseTimeline :items="timelineItems">
           <template #item="{ item }">
             <CommentItem
+              v-if="item.kind === 'comment'"
               :key="item.id"
               :comment="item"
               :level="0"
@@ -133,6 +134,7 @@
               :post-closed="closed"
               @deleted="onCommentDeleted"
             />
+            <PostChangeLogItem v-else :log="item" :title="title" />
           </template>
         </BaseTimeline>
       </div>
@@ -182,6 +184,7 @@ import { useRoute } from 'vue-router'
 import CommentItem from '~/components/CommentItem.vue'
 import CommentEditor from '~/components/CommentEditor.vue'
 import BaseTimeline from '~/components/BaseTimeline.vue'
+import PostChangeLogItem from '~/components/PostChangeLogItem.vue'
 import ArticleTags from '~/components/ArticleTags.vue'
 import ArticleCategory from '~/components/ArticleCategory.vue'
 import ReactionsGroup from '~/components/ReactionsGroup.vue'
@@ -212,6 +215,7 @@ const category = ref('')
 const tags = ref([])
 const postReactions = ref([])
 const comments = ref([])
+const changeLogs = ref([])
 const status = ref('PUBLISHED')
 const closed = ref(false)
 const pinnedAt = ref(null)
@@ -225,6 +229,7 @@ const subscribed = ref(false)
 const commentSort = ref('NEWEST')
 const isFetchingComments = ref(false)
 const isMobile = useIsMobile()
+const timelineItems = ref([])
 
 const headerHeight = import.meta.client
   ? parseFloat(getComputedStyle(document.documentElement).getPropertyValue('--header-height')) || 0
@@ -290,8 +295,13 @@ const gatherPostItems = () => {
     const main = mainContainer.value.querySelector('.info-content-container')
     if (main) items.push({ el: main, top: getTop(main) })
 
-    for (const c of comments.value) {
-      const el = document.getElementById('comment-' + c.id)
+    for (const c of timelineItems.value) {
+      let el
+      if (c.kind === 'comment') {
+        el = document.getElementById('comment-' + c.id)
+      } else {
+        el = document.getElementById('change-log-' + c.id)
+      }
       if (el) {
         items.push({ el, top: getTop(el) })
       }
@@ -323,12 +333,66 @@ const mapComment = (
   ),
   openReplies: level === 0,
   src: c.author.avatar,
+  createdAt: c.createdAt,
   iconClick: () => navigateTo(`/users/${c.author.id}`),
   parentUserName: parentUserName,
   parentUserAvatar: parentUserAvatar,
   parentUserClick: parentUserId ? () => navigateTo(`/users/${parentUserId}`) : null,
 })
 
+const changeLogIcon = (l) => {
+  if (l.type === 'CONTENT') {
+    return 'edit'
+  } else if (l.type === 'TITLE') {
+    return 'hashtag-key'
+  } else if (l.type === 'CATEGORY') {
+    return 'tag-one'
+  } else if (l.type === 'TAG') {
+    return 'tag-one'
+  } else if (l.type === 'CLOSED') {
+    if (l.newClosed) {
+      return 'lock-one'
+    } else {
+      return 'unlock'
+    }
+  } else if (l.type === 'PINNED') {
+    return 'pin-icon'
+  } else if (l.type === 'FEATURED') {
+    if (l.newFeatured) {
+      return 'star'
+    } else {
+      return 'dislike'
+    }
+  } else if (l.type === 'VOTE_RESULT') {
+    return 'check-one'
+  } else if (l.type === 'LOTTERY_RESULT') {
+    return 'gift'
+  } else {
+    return 'info'
+  }
+}
+
+const mapChangeLog = (l) => ({
+  id: l.id,
+  username: l.username,
+  userAvatar: l.userAvatar,
+  type: l.type,
+  createdAt: l.time,
+  time: TimeManager.format(l.time),
+  newClosed: l.newClosed,
+  newPinnedAt: l.newPinnedAt,
+  newFeatured: l.newFeatured,
+  oldContent: l.oldContent,
+  newContent: l.newContent,
+  oldTitle: l.oldTitle,
+  newTitle: l.newTitle,
+  oldCategory: l.oldCategory,
+  newCategory: l.newCategory,
+  oldTags: l.oldTags,
+  newTags: l.newTags,
+  icon: changeLogIcon(l),
+})
+
 const getTop = (el) => {
   return el.getBoundingClientRect().top + window.scrollY
 }
@@ -370,7 +434,7 @@ const removeCommentFromList = (id, list) => {
 
 const handleContentClick = (e) => {
   handleMarkdownClick(e)
-  if (e.target.tagName === 'IMG') {
+  if (e.target.tagName === 'IMG' && !e.target.classList.contains('emoji')) {
     const container = e.target.parentNode
     const imgs = [...container.querySelectorAll('img')].map((i) => i.src)
     lightboxImgs.value = imgs
@@ -422,19 +486,21 @@ watchEffect(() => {
 //   router.replace('/404')
 // }
 
-const totalPosts = computed(() => comments.value.length + 1)
+const totalPosts = computed(() => timelineItems.value.length + 1)
 const lastReplyTime = computed(() =>
-  comments.value.length ? comments.value[comments.value.length - 1].time : postTime.value,
+  timelineItems.value.length
+    ? timelineItems.value[timelineItems.value.length - 1].time
+    : postTime.value,
 )
 const firstReplyTime = computed(() =>
-  comments.value.length ? comments.value[0].time : postTime.value,
+  timelineItems.value.length ? timelineItems.value[0].time : postTime.value,
 )
 const scrollerTopTime = computed(() =>
   commentSort.value === 'OLDEST' ? postTime.value : firstReplyTime.value,
 )
 
 watch(
-  () => comments.value.length,
+  () => timelineItems.value.length,
   async () => {
     await nextTick()
     gatherPostItems()
@@ -546,6 +612,7 @@ const approvePost = async () => {
     status.value = 'PUBLISHED'
     toast.success('已通过审核')
     await refreshPost()
+    await fetchChangeLogs()
   } else {
     toast.error('操作失败')
   }
@@ -561,6 +628,7 @@ const pinPost = async () => {
   if (res.ok) {
     toast.success('已置顶')
     await refreshPost()
+    await fetchChangeLogs()
   } else {
     toast.error('操作失败')
   }
@@ -576,6 +644,7 @@ const unpinPost = async () => {
   if (res.ok) {
     toast.success('已取消置顶')
     await refreshPost()
+    await fetchChangeLogs()
   } else {
     toast.error('操作失败')
   }
@@ -591,6 +660,7 @@ const excludeRss = async () => {
   if (res.ok) {
     rssExcluded.value = true
     toast.success('已标记为rss不推荐')
+    await fetchChangeLogs()
   } else {
     toast.error('操作失败')
   }
@@ -606,6 +676,7 @@ const includeRss = async () => {
   if (res.ok) {
     rssExcluded.value = false
     toast.success('已标记为rss推荐')
+    await fetchChangeLogs()
   } else {
     toast.error('操作失败')
   }
@@ -622,6 +693,7 @@ const closePost = async () => {
     closed.value = true
     toast.success('已关闭')
     await refreshPost()
+    await fetchChangeLogs()
   } else {
     toast.error('操作失败')
   }
@@ -638,6 +710,7 @@ const reopenPost = async () => {
     closed.value = false
     toast.success('已重新打开')
     await refreshPost()
+    await fetchChangeLogs()
   } else {
     toast.error('操作失败')
   }
@@ -682,6 +755,7 @@ const rejectPost = async () => {
     status.value = 'REJECTED'
     toast.success('已驳回')
     await refreshPost()
+    await fetchChangeLogs()
   } else {
     toast.error('操作失败')
   }
@@ -740,7 +814,42 @@ const fetchComments = async () => {
   }
 }
 
-watch(commentSort, fetchComments)
+const fetchChangeLogs = async () => {
+  try {
+    const res = await fetch(`${API_BASE_URL}/api/posts/${postId}/change-logs`)
+    if (res.ok) {
+      const data = await res.json()
+      changeLogs.value = data.map(mapChangeLog)
+      await nextTick()
+      gatherPostItems()
+    }
+  } catch (e) {
+    console.debug('Fetch change logs error', e)
+  }
+}
+
+//
+// todo(tim): fetchComments, fetchChangeLogs 整合到一个请求，并且取消前端排序
+//
+const fetchTimeline = async () => {
+  await Promise.all([fetchComments(), fetchChangeLogs()])
+  const cs = comments.value.map((c) => ({ ...c, kind: 'comment' }))
+  const ls = changeLogs.value.map((l) => ({ ...l, kind: 'log' }))
+
+  if (commentSort.value === 'NEWEST') {
+    timelineItems.value = [...cs, ...ls].sort(
+      (a, b) => new Date(b.createdAt) - new Date(a.createdAt),
+    )
+  } else {
+    timelineItems.value = [...cs, ...ls].sort(
+      (a, b) => new Date(a.createdAt) - new Date(b.createdAt),
+    )
+  }
+}
+
+watch(commentSort, async () => {
+  await fetchTimeline()
+})
 
 const jumpToHashComment = async () => {
   const hash = location.hash
@@ -763,7 +872,7 @@ const gotoProfile = () => {
 
 const initPage = async () => {
   scrollTo(0, 0)
-  await fetchComments()
+  await fetchTimeline()
   const hash = location.hash
   const id = hash.startsWith('#comment-') ? hash.substring('#comment-'.length) : null
   if (id) expandCommentPath(id)
@@ -1054,6 +1163,7 @@ onMounted(async () => {
   margin-top: 10px;
   gap: 10px;
   align-items: center;
+  flex-wrap: wrap;
 }
 
 .info-content-container {
@@ -1109,7 +1219,7 @@ onMounted(async () => {
 }
 
 .post-time {
-  font-size: 14px;
+  font-size: 12px;
   opacity: 0.5;
 }
 
@@ -1175,10 +1285,6 @@ onMounted(async () => {
     font-size: 12px;
   }
 
-  .post-time {
-    font-size: 12px;
-  }
-
   .info-content-text {
     line-height: 1.5;
   }