fix: 修复帖子详情页6处 /login 路径错误

- posts/show.html 中所有 /login 跳转改为 /auth/login
- 覆盖评论登录提示、点赞/反对/收藏 401 跳转

templates/MetaLab-2026/html/posts/show.html

@@ -126,7 +126,7 @@
         </div>
         {{else}}
         <div class="comment-login-hint">
-            <a href="/login?redirect=/posts/{{$.Post.ID}}">登录</a> 后参与评论
+            <a href="/auth/login?redirect=/posts/{{$.Post.ID}}">登录</a> 后参与评论
         </div>
         {{end}}
 
@@ -324,7 +324,7 @@
             headers: { 'Content-Type': 'application/json', 'X-CSRF-Token': csrfToken }
         })
         .then(function(r) {
-            if (r.status === 401) { window.location.href = '/login?redirect=/posts/' + postId; return null; }
+            if (r.status === 401) { window.location.href = '/auth/login?redirect=/posts/' + postId; return null; }
             return r.json();
         })
         .then(function(d) {
@@ -346,7 +346,7 @@
             headers: { 'Content-Type': 'application/json', 'X-CSRF-Token': csrfToken }
         })
         .then(function(r) {
-            if (r.status === 401) { window.location.href = '/login?redirect=/posts/' + postId; return null; }
+            if (r.status === 401) { window.location.href = '/auth/login?redirect=/posts/' + postId; return null; }
             return r.json();
         })
         .then(function(d) {
@@ -388,7 +388,7 @@
         if (csrfToken) opts.headers['X-CSRF-Token'] = csrfToken;
         if (data) opts.body = JSON.stringify(data);
         return fetch(url, opts).then(function(r) {
-            if (r.status === 401) { window.location.href = '/login?redirect=/posts/' + postId; throw new Error('unauthorized'); }
+            if (r.status === 401) { window.location.href = '/auth/login?redirect=/posts/' + postId; throw new Error('unauthorized'); }
             return r.json();
         });
     }
@@ -470,7 +470,7 @@
     // 无弹窗回退（未登录跳转）
     function handleNoModal() {
         if (!csrfToken) {
-            window.location.href = '/login?redirect=/posts/' + postId;
+            window.location.href = '/auth/login?redirect=/posts/' + postId;
             return;
         }
         // 无弹窗兜底：直接 toggle
@@ -571,7 +571,7 @@
 
     // 事件：点击收藏按钮 → 打开弹窗
     favBtn.addEventListener('click', function() {
-        if (!csrfToken) { window.location.href = '/login?redirect=/posts/' + postId; return; }
+        if (!csrfToken) { window.location.href = '/auth/login?redirect=/posts/' + postId; return; }
         showModal();
     });