WIP: Implement feedback functionality

src/Controller/Admin/System/FeedbackSet/DeleteController.php

@@ -20,6 +20,7 @@ class DeleteController extends AbstractController
 
     #[Route('/admin/system/feedback-set/delete/{id}', name: 'app_admin_system_feedback_set_delete', methods: ['POST'])]
     #[IsGranted('ROLE_ADMIN')]
+    #[IsGranted('DELETE', subject: 'feedbackSet')]
     public function index(FeedbackSet $feedbackSet): Response
     {
         $this->entityManager->remove($feedbackSet);