feat: 个人微信-对话历史持久化+平台内查阅页; 修复第二轮不回复(过滤/字段/重试); 多轮上下文

frontend/src/App.tsx

@@ -23,6 +23,7 @@ import AssetsPage from '@/pages/front/AssetsPage';
 import NovelPreviewPage from '@/pages/front/NovelPreviewPage';
 import EvolutionDashboard from '@/pages/front/EvolutionDashboard';
 import WechatBot from '@/pages/front/WechatBot';
+import WechatHistory from '@/pages/front/WechatHistory';
 
 // Admin Pages
 import AdminDashboard from '@/pages/admin/Dashboard';
@@ -119,6 +120,7 @@ const App: React.FC = () => {
           <Route path="assets/novel/:id" element={<NovelPreviewPage />} />
           <Route path="evolution" element={<EvolutionDashboard />} />
           <Route path="wechat-bot" element={<WechatBot />} />
+          <Route path="wechat-history" element={<WechatHistory />} />
         </Route>
 
         {/* Admin Routes */}