增加用户认证、等级、徽章与积分体系，并优化管理后台体验。

覆盖站长调账与积分解锁内容；后台按审核优先分组导航，仪表盘展示待办，用户管理改为成员目录式布局。

Co-authored-by: Cursor <cursoragent@cursor.com>

frontend/src/pages/PostDetailPage.tsx

@@ -628,7 +628,7 @@ export default function PostDetailPage() {
                 : authorInitial}
             </UserLink>
             <div className="post-detail-author-info">
-              <UserLink user={post.user} className="post-detail-author-name" />
+              <UserLink user={post.user} className="post-detail-author-name" showBadges />
               <span className="post-detail-meta-line">
                 发布于 {formatDateTime(post.created_at)}
                 {showEdited && (
@@ -665,8 +665,10 @@ export default function PostDetailPage() {
         <PostContent
           html={post.content || ''}
           isLoggedIn={!!user}
+          postId={post.id}
           onHeadingsChange={handleHeadingsChange}
           onRequestReply={scrollToCommentBox}
+          onUnlocked={() => { void reloadPostContent(); }}
         />
 
         <div className="post-detail-actions">