feat: implement user profile, order history, and address book with checkout integration

apps/spa/src/App.tsx

@@ -19,6 +19,7 @@ import OrderSuccessPage from './pages/OrderSuccessPage'
 import TrackOrderPage from './pages/TrackOrderPage'
 import WishlistPage from './pages/WishlistPage'
 import CustomPage from './pages/CustomPage'
+import ProfilePage from './pages/ProfilePage'
 import CartDrawer from './components/CartDrawer'
 
 function App() {
@@ -52,6 +53,7 @@ function App() {
         <Route path="/contact" element={<ContactPage />} />
         <Route path="/about" element={<AboutPage />} />
         <Route path="/pages/:slug" element={<CustomPage />} />
+        <Route path="/profile" element={<ProfilePage />} />
         <Route path="*" element={<NotFoundPage />} />
       </Routes>
     </BrowserRouter>