feat: show assignment id

src/Controller/Administrative/Assignment/EditController.php

@@ -53,6 +53,7 @@ class EditController extends AbstractController
         }
 
         return $this->render('administrative/assignment/edit.html.twig', [
+            'assignment' => $assignment,
             'form' => $form->createView(),
             'returnUrl' => $returnUrl,
         ]);