feat: register AI Chat route in App.tsx

frontend/react-shadcn/pc/src/App.tsx

@@ -1,6 +1,8 @@
 import { BrowserRouter, Routes, Route, Navigate } from 'react-router-dom'
+import { ThemeProvider } from './contexts/ThemeContext'
 import { AuthProvider } from './contexts/AuthContext'
 import { ProtectedRoute } from './components/layout/ProtectedRoute'
+import { RouteGuard } from './components/layout/RouteGuard'
 import { MainLayout } from './components/layout/MainLayout'
 import { LoginPage } from './pages/LoginPage'
 import { SSOCallbackPage } from './pages/SSOCallbackPage'
@@ -12,9 +14,11 @@ import { MyPage } from './pages/MyPage'
 import { MenuManagementPage } from './pages/MenuManagementPage'
 import { RoleManagementPage } from './pages/RoleManagementPage'
 import { OrganizationManagementPage } from './pages/OrganizationManagementPage'
+import { AIChatPage } from './pages/AIChatPage'
 
 function App() {
   return (
+    <ThemeProvider>
     <AuthProvider>
       <BrowserRouter>
         <Routes>
@@ -28,19 +32,21 @@ function App() {
               </ProtectedRoute>
             }
           >
-            <Route index element={<Navigate to="/dashboard" replace />} />
+            <Route index element={<Navigate to="/my" replace />} />
-            <Route path="dashboard" element={<DashboardPage />} />
-            <Route path="users" element={<UserManagementPage />} />
-            <Route path="files" element={<FileManagementPage />} />
             <Route path="my" element={<MyPage />} />
-            <Route path="menus" element={<MenuManagementPage />} />
-            <Route path="roles" element={<RoleManagementPage />} />
-            <Route path="organizations" element={<OrganizationManagementPage />} />
             <Route path="settings" element={<SettingsPage />} />
+            <Route path="dashboard" element={<RouteGuard><DashboardPage /></RouteGuard>} />
+            <Route path="users" element={<RouteGuard><UserManagementPage /></RouteGuard>} />
+            <Route path="files" element={<RouteGuard><FileManagementPage /></RouteGuard>} />
+            <Route path="menus" element={<RouteGuard><MenuManagementPage /></RouteGuard>} />
+            <Route path="roles" element={<RouteGuard><RoleManagementPage /></RouteGuard>} />
+            <Route path="organizations" element={<RouteGuard><OrganizationManagementPage /></RouteGuard>} />
+            <Route path="ai/chat" element={<RouteGuard><AIChatPage /></RouteGuard>} />
           </Route>
         </Routes>
       </BrowserRouter>
     </AuthProvider>
+    </ThemeProvider>
   )
 }