Poprawki

lib/core/router/app_router.gr.dart

@@ -58,6 +58,22 @@ class ChatRoute extends PageRouteInfo<void> {
   );
 }
 
+/// generated route for
+/// [GradingPage]
+class GradingRoute extends PageRouteInfo<void> {
+  const GradingRoute({List<PageRouteInfo>? children})
+    : super(GradingRoute.name, initialChildren: children);
+
+  static const String name = 'GradingRoute';
+
+  static PageInfo page = PageInfo(
+    name,
+    builder: (data) {
+      return const GradingPage();
+    },
+  );
+}
+
 /// generated route for
 /// [HomePage]
 class HomeRoute extends PageRouteInfo<void> {