feat(checkout): implement checkout page with form validation and routing

src/app/features/store/store.routes.ts

@@ -44,6 +44,13 @@ export const routes: Routes = [
           import('./pages/product-detail-page/product-detail-page.component').then(
             (m) => m.ProductDetailPageComponent
           )
+      },
+      {
+        path: 'checkout',
+        loadComponent: () =>
+          import('./pages/checkout-page/checkout-page.component').then(
+            (m) => m.CheckoutPageComponent
+          )
       }
     ]
   }