diff --git a/config/VERSION b/config/VERSION
index 24ca32d..8a27477 100644
--- a/config/VERSION
+++ b/config/VERSION
@@ -1 +1 @@
-VERSION=1.2.77
+VERSION=1.2.79
diff --git a/frontend/index.html b/frontend/index.html
index 39c6905..803dee4 100644
--- a/frontend/index.html
+++ b/frontend/index.html
@@ -4,7 +4,7 @@
   <meta charset="UTF-8">
   <meta name="viewport" content="width=device-width, initial-scale=1.0, maximum-scale=1.0, user-scalable=no">
   <meta name="apple-mobile-web-app-capable" content="yes">
-  <title>甲辰收藏 v=1.2.72</title>
+  <title>甲辰收藏 v=1.2.78</title>
   
   <!-- Favicon -->
   <link rel="icon" type="image/png" href="/static/icons/favicon.png" />
diff --git a/frontend/package-lock.json b/frontend/package-lock.json
index 156d83c..95c053e 100644
--- a/frontend/package-lock.json
+++ b/frontend/package-lock.json
@@ -1,12 +1,12 @@
 {
   "name": "jiachenlong-frontend",
-  "version": "1.2.12",
+  "version": "1.2.72",
   "lockfileVersion": 3,
   "requires": true,
   "packages": {
     "": {
       "name": "jiachenlong-frontend",
-      "version": "1.2.12",
+      "version": "1.2.72",
       "dependencies": {
         "axios": "^1.7.9",
         "react": "^18.3.1",
diff --git a/frontend/src/pages/Home.jsx b/frontend/src/pages/Home.jsx
index 96d97c5..6c38011 100644
--- a/frontend/src/pages/Home.jsx
+++ b/frontend/src/pages/Home.jsx
@@ -127,7 +127,7 @@ export default function Home() {
         <div style={{ display: 'flex', alignItems: 'center', gap: '12px' }}>
           <img src="/static/images/jiachenlong-logo.png" alt="甲辰收藏" style={{ width: '48px', height: '48px', borderRadius: '50%', objectFit: 'cover' }} />
           <div>
-            <div style={{ color: '#fff', fontSize: '18px', fontWeight: '600' }}>{user?.username || '用户'}</div>
+            <div style={{ color: '#fff', fontSize: '18px', fontWeight: '600' }}>{user?.username || '用户'} <span style={{ color: 'rgba(255,255,255,0.4)', fontSize: '11px', fontWeight: 'normal' }}>ID:{user?.user_code || '-'}</span></div>
             <div style={{ color: 'rgba(255,255,255,0.6)', fontSize: '12px' }}>欢迎回来 👋</div>
           </div>
           <div style={{ marginLeft: 'auto', display: 'flex', alignItems: 'center', gap: '12px' }}>
diff --git a/frontend/src/pages/YichensBoard.jsx b/frontend/src/pages/YichensBoard.jsx
index 802cc0b..85d80e0 100644
--- a/frontend/src/pages/YichensBoard.jsx
+++ b/frontend/src/pages/YichensBoard.jsx
@@ -53,8 +53,28 @@ export default function YichensBoard() {
       const res = await fetch(url)
       if (!res.ok) throw new Error('posts API error: ' + res.status)
       let data = await res.json() || []
+      // 确保data是数组
+      if (!Array.isArray(data)) {
+        data = data.posts || data.data || []
+      }
       console.log('YichensBoard: posts data count', data.length)
-      if (currentCat) {
+      if (currentCat && Array.isArray(data)) {
+        if (currentCat === '龙') {
+          data = data.filter(p => p.category && (p.category.includes('龙') || p.category.includes('纪念钞')))
+        } else if (currentCat === '蛇') {
+          data = data.filter(p => p.category && p.category.includes('蛇'))
+        } else if (currentCat === '马') {
+          data = data.filter(p => p.category && p.category.includes('马'))
+        } else if (currentCat === '其他') {
+          data = data.filter(p => p.category && !p.category.includes('龙') && !p.category.includes('纪念钞') && !p.category.includes('蛇') && !p.category.includes('马'))
+        }
+      }
+      // 确保data是数组
+      if (!Array.isArray(data)) {
+        data = data.posts || data.data || []
+      }
+      console.log('YichensBoard: posts data count', data.length)
+      if (currentCat && Array.isArray(data)) {
         if (currentCat === '龙') {
           data = data.filter(p => p.category && (p.category.includes('龙') || p.category.includes('纪念钞')))
         } else if (currentCat === '蛇') {
@@ -66,7 +86,7 @@ export default function YichensBoard() {
         }
       }
       // 支持新格式 {posts:[], total:xxx} 或旧格式 [{},{}]
-      const postsArray = data.posts || data
+      const postsArray = Array.isArray(data) ? data : (data.posts || [])
       const totalCount = data.total || todayStats.total || postsArray.length
       setPosts(postsArray)
       setTotalPosts(totalCount)
@@ -74,26 +94,27 @@ export default function YichensBoard() {
       console.error('YichensBoard: fetchPosts error', e)
       setError(e.message)
       setPosts([]) 
+    } finally {
+      setLoading(false)
     }
-    setLoading(false)
   }
 
   useEffect(() => { 
     if (todayStats.total > 0) {
-      // fetchTodayCategory() 
-      fetchPosts(1, '')
+      fetchPosts(1, categoryFilter, searchKeyword)
     }
-  }, [todayStats])
+  }, [todayStats, categoryFilter, postTypeFilter])
 
   useEffect(() => {
     setPage(1)
-    fetchPosts(1, '')
+    fetchPosts(1, categoryFilter, searchKeyword)
   }, [searchKeyword])
 
   const togglePost = id => setExpandedPosts(p => ({ ...p, [id]: !p[id] }))
 
   const StatCard = ({ label, value, color, onClick }) => (
-    <div onClick={onClick} style={{ 
+    <div onClick={() => { setLoading(true); if (onClick) onClick(); }}
+      style={{ 
       background: 'linear-gradient(145deg, #1f2937 0%, #111827 100%)', 
       borderRadius: 12, padding: '12px 8px', border: '1px solid #374151',
       cursor: onClick ? 'pointer' : 'default',
@@ -122,10 +143,10 @@ export default function YichensBoard() {
           📈 连体钞/纪念钞 <span style={{ color: '#9ca3af', fontWeight: 400 }}>{dateStr}</span>
         </div>
         <div style={{ display: 'grid', gridTemplateColumns: 'repeat(4, 1fr)', gap: 8 }}>
-          <StatCard label='全部' value={todayStats.total} color='#3b82f6' onClick={() => { setPostTypeFilter('all'); setCategoryFilter(''); setPage(1); fetchPosts(1, '') }} />
-          <StatCard label='出售' value={todayStats.deals} color='#10b981' onClick={() => { setPostTypeFilter('deal'); setCategoryFilter(''); setPage(1); fetchPosts(1, '') }} />
-          <StatCard label='求购' value={todayStats.wants} color='#f59e0b' onClick={() => { setPostTypeFilter('want'); setCategoryFilter(''); setPage(1); fetchPosts(1, '') }} />
-          <StatCard label='其他' value={todayStats.others || 0} color='#8b5cf6' onClick={() => { setPostTypeFilter('other'); setCategoryFilter(''); setPage(1); fetchPosts(1, '') }} />
+          <StatCard label='全部' value={todayStats.total} color='#3b82f6' onClick={() => { setPostTypeFilter('all'); setCategoryFilter(''); setPage(1); }} />
+          <StatCard label='出售' value={todayStats.deals} color='#10b981' onClick={() => { setPostTypeFilter('deal'); setCategoryFilter(''); setPage(1); }} />
+          <StatCard label='求购' value={todayStats.wants} color='#f59e0b' onClick={() => { setPostTypeFilter('want'); setCategoryFilter(''); setPage(1); }} />
+          <StatCard label='其他' value={todayStats.others || 0} color='#8b5cf6' onClick={() => { setPostTypeFilter('other'); setCategoryFilter(''); setPage(1); }} />
         </div>
       </div>
 
@@ -154,7 +175,7 @@ export default function YichensBoard() {
 
       <div style={{ display: 'flex', gap: 8, marginBottom: 12 }}>
         {[{key:'all',label:'全部'},{key:'deal',label:'出售'},{key:'want',label:'求购'},{key:'other',label:'其他'}].map(k => (
-          <button key={k.key} onClick={() => { setPostTypeFilter(k.key==='other'?'other':k.key); setCategoryFilter(''); setPage(1); fetchPosts(1, '') }}
+          <button key={k.key} onClick={() => { setPostTypeFilter(k.key==='other'?'other':k.key); setCategoryFilter(''); setPage(1); }}
             style={{ padding: '8px 16px', borderRadius: 8, border: 'none',
               background: postTypeFilter===k.key ? 'linear-gradient(135deg, #3b82f6 0%, #2563eb 100%)' : '#374151', color: '#fff', cursor: 'pointer', fontSize: 13 }}>
             {k.label}
@@ -164,7 +185,7 @@ export default function YichensBoard() {
 
       <div style={{ display: 'flex', gap: 8, marginBottom: 16 }}>
         {[{key:'',label:'全部'},{key:'龙',label:'龙钞'},{key:'蛇',label:'蛇钞'},{key:'马',label:'马钞'},{key:'其他',label:'其他'}].map(k => (
-          <button key={k.key} onClick={() => { setCategoryFilter(k.key); setPage(1); fetchPosts(1, k.key) }}
+          <button key={k.key} onClick={() => { setCategoryFilter(k.key); setPage(1); }}
             style={{ padding: '8px 16px', borderRadius: 8, border: 'none',
               background: categoryFilter===k.key ? 'linear-gradient(135deg, #8b5cf6 0%, #7c3aed 100%)' : '#374151', color: '#fff', cursor: 'pointer', fontSize: 13 }}>
             {k.label}