fix: handle pinned comments from backend

fix: fix reward db error

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

@@ -22,7 +22,7 @@ public class Notification {
     private Long id;
 
     @Enumerated(EnumType.STRING)
-    @Column(nullable = false)
+    @Column(nullable = false, length = 50)
     private NotificationType type;
 
     @ManyToOne(fetch = FetchType.LAZY, optional = false)

frontend_nuxt/pages/index.vue

@@ -265,7 +265,7 @@ const {
       time: TimeManager.format(
         selectedTopic.value === '最新回复' ? p.lastReplyAt || p.createdAt : p.createdAt,
       ),
-      pinned: !!p.pinnedAt,
+      pinned: Boolean(p.pinned ?? p.pinnedAt ?? p.pinned_at),
       type: p.type,
     }))
   },
@@ -308,7 +308,7 @@ const fetchNextPage = async () => {
         time: TimeManager.format(
           selectedTopic.value === '最新回复' ? p.lastReplyAt || p.createdAt : p.createdAt,
         ),
-        pinned: !!p.pinnedAt,
+        pinned: Boolean(p.pinned ?? p.pinnedAt ?? p.pinned_at),
         type: p.type,
       }))
       articles.value.push(...mapped)

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

@@ -392,7 +392,7 @@ const mapComment = (c, parentUserName = '', level = 0) => ({
   avatar: c.author.avatar,
   text: c.content,
   reactions: c.reactions || [],
-  pinned: !!c.pinnedAt,
+  pinned: Boolean(c.pinned ?? c.pinnedAt ?? c.pinned_at),
   reply: (c.replies || []).map((r) => mapComment(r, c.author.username, level + 1)),
   openReplies: level === 0,
   src: c.author.avatar,