fix: ws新增 .env 文件

websocket_service/src/main/resources/application.properties

@@ -1,4 +1,4 @@
-server.port=8082
+server.port=${SERVER_PORT:8082}
 
 # 服务器配置
 spring.application.name=websocket-service

websocket_service/websocket_service.env.example

@@ -0,0 +1,12 @@
+SERVER_PORT=<your-server-port>
+
+# RabbitMQ 配置
+RABBITMQ_HOST=<your-host>
+RABBITMQ_PORT=<your-port>
+RABBITMQ_USERNAME=<your-username>
+RABBITMQ_PASSWORD=<your-password>
+
+# JWT 配置
+JWT_SECRET=<your-jwt-secret>
+
+WEBSITE_URL=<your-website-url>