feat: add AccountPage for user account management and API token handling; update AppRoutes to include new route

src/App.tsx

@@ -11,6 +11,7 @@ import { PlaylistsPage } from './pages/PlaylistsPage'
 import { ExtractionsPage } from './pages/ExtractionsPage'
 import { UsersPage } from './pages/admin/UsersPage'
 import { SettingsPage } from './pages/admin/SettingsPage'
+import { AccountPage } from './pages/AccountPage'
 import { Toaster } from './components/ui/sonner'
 
 function ProtectedRoute({ children }: { children: React.ReactNode }) {
@@ -73,6 +74,11 @@ function AppRoutes() {
           <ExtractionsPage />
         </ProtectedRoute>
       } />
+      <Route path="/account" element={
+        <ProtectedRoute>
+          <AccountPage />
+        </ProtectedRoute>
+      } />
       <Route path="/admin/users" element={
         <AdminRoute>
           <UsersPage />