Implement signature cancellation feature

Added functionality to cancel signatures in workflow, including controller, view, and tests. Updated translations and adjusted templates to support and display cancellation actions.

src/Bundle/ChillMainBundle/Controller/WorkflowSignatureCancelController.php

@@ -0,0 +1,69 @@
+<?php
+
+declare(strict_types=1);
+
+/*
+ * Chill is a software for social workers
+ *
+ * For the full copyright and license information, please view
+ * the LICENSE file that was distributed with this source code.
+ */
+
+namespace Chill\MainBundle\Controller;
+
+use Chill\MainBundle\Entity\Workflow\EntityWorkflowStepSignature;
+use Chill\MainBundle\Routing\ChillUrlGeneratorInterface;
+use Chill\MainBundle\Security\Authorization\EntityWorkflowStepSignatureVoter;
+use Chill\MainBundle\Workflow\SignatureStepStateChanger;
+use Doctrine\ORM\EntityManagerInterface;
+use Symfony\Component\Form\Extension\Core\Type\SubmitType;
+use Symfony\Component\Form\FormFactoryInterface;
+use Symfony\Component\HttpFoundation\RedirectResponse;
+use Symfony\Component\HttpFoundation\Request;
+use Symfony\Component\HttpFoundation\Response;
+use Symfony\Component\HttpKernel\Exception\AccessDeniedHttpException;
+use Symfony\Component\Routing\Annotation\Route;
+use Symfony\Component\Security\Core\Security;
+use Twig\Environment;
+
+final readonly class WorkflowSignatureCancelController
+{
+    public function __construct(
+        private EntityManagerInterface $entityManager,
+        private Security $security,
+        private FormFactoryInterface $formFactory,
+        private Environment $twig,
+        private SignatureStepStateChanger $signatureStepStateChanger,
+        private ChillUrlGeneratorInterface $chillUrlGenerator,
+    ) {}
+
+    #[Route('/{_locale}/main/workflow/signature/{id}/cancel', name: 'chill_main_workflow_signature_cancel')]
+    public function cancelSignature(EntityWorkflowStepSignature $signature, Request $request): Response
+    {
+        if (!$this->security->isGranted(EntityWorkflowStepSignatureVoter::CANCEL, $signature)) {
+            throw new AccessDeniedHttpException('not allowed to cancel this signature');
+        }
+
+        $form = $this->formFactory->create();
+        $form->add('confirm', SubmitType::class, ['label' => 'Confirm']);
+
+        $form->handleRequest($request);
+
+        if ($form->isSubmitted() && $form->isValid()) {
+            $this->signatureStepStateChanger->markSignatureAsCanceled($signature);
+            $this->entityManager->flush();
+
+            return new RedirectResponse(
+                $this->chillUrlGenerator->returnPathOr('chill_main_workflow_show', ['id' => $signature->getStep()->getEntityWorkflow()->getId()])
+            );
+        }
+
+        return
+            new Response(
+                $this->twig->render(
+                    '@ChillMain/WorkflowSignature/cancel.html.twig',
+                    ['form' => $form->createView(), 'signature' => $signature]
+                )
+            );
+    }
+}