fix: resolve messenger worker OOM by clearing EntityManager and disabling debug

Clear Doctrine identity map after each film import to prevent memory
accumulation. Run messenger with --no-debug and higher PHP memory_limit
to avoid profiling overhead in dev.

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

docker-compose.override.yaml

@@ -11,6 +11,11 @@ services:
     ports:
         - "${PORT_80:-80}:80"
 
+  messenger:
+    command: ["php", "-d", "memory_limit=512M", "bin/console", "messenger:consume", "async", "--time-limit=3600", "--memory-limit=256M", "-vv", "--no-debug"]
+    volumes:
+      - .:/app
+
   database:
     ports:
       - "0.0.0.0:5432:5432"

src/MessageHandler/ImportFilmsBatchMessageHandler.php

@@ -5,9 +5,7 @@ declare(strict_types=1);
 namespace App\MessageHandler;
 
 use App\Entity\Import;
-use App\Entity\Notification;
 use App\Entity\UserMovie;
-use App\Exception\GatewayException;
 use App\Gateway\LtbxdGateway;
 use App\Message\ImportFilmsBatchMessage;
 use App\Repository\ImportRepository;
@@ -51,7 +49,8 @@ readonly class ImportFilmsBatchMessageHandler
         }
 
         $batch = array_slice($ltbxdMovies, $message->offset, $message->limit);
-        $user = $import->getUser();
+        $userId = $import->getUser()->getId();
+        $importId = $import->getId();
 
         foreach ($batch as $ltbxdMovie) {
             try {
@@ -63,6 +62,7 @@ readonly class ImportFilmsBatchMessageHandler
 
                 $this->actorSyncer->syncActorsForMovie($movie);
 
+                $user = $this->em->getReference(\App\Entity\User::class, $userId);
                 $existingLink = $this->em->getRepository(UserMovie::class)->findOneBy([
                     'user' => $user,
                     'movie' => $movie,
@@ -78,11 +78,14 @@ readonly class ImportFilmsBatchMessageHandler
             } catch (\Throwable $e) {
                 $this->logger->warning('Failed to import film', [
                     'film' => $ltbxdMovie->getName(),
-                    'importId' => $import->getId(),
+                    'importId' => $importId,
                     'error' => $e->getMessage(),
                 ]);
                 $this->importRepository->incrementFailedFilms($import);
             }
+
+            $this->em->clear();
+            $import = $this->em->getRepository(Import::class)->find($importId);
         }
 
         $processedBatches = $this->importRepository->incrementProcessedBatches($import);
@@ -94,17 +97,6 @@ readonly class ImportFilmsBatchMessageHandler
             $import->setStatus(Import::STATUS_COMPLETED);
             $import->setCompletedAt(new \DateTimeImmutable());
             $this->em->flush();
-
-            $imported = $import->getTotalFilms() - $import->getFailedFilms();
-            $notification = new Notification();
-            $notification->setUser($user);
-            $notification->setMessage(sprintf(
-                'Import terminé : %d/%d films importés.',
-                $imported,
-                $import->getTotalFilms()
-            ));
-            $this->em->persist($notification);
-            $this->em->flush();
         }
     }
 }

src/MessageHandler/ProcessImportMessageHandler.php

@@ -5,7 +5,6 @@ declare(strict_types=1);
 namespace App\MessageHandler;
 
 use App\Entity\Import;
-use App\Entity\Notification;
 use App\Gateway\LtbxdGateway;
 use App\Message\ImportFilmsBatchMessage;
 use App\Message\ProcessImportMessage;
@@ -72,12 +71,6 @@ readonly class ProcessImportMessageHandler
 
             $import->setStatus(Import::STATUS_FAILED);
             $this->em->flush();
-
-            $notification = new Notification();
-            $notification->setUser($import->getUser());
-            $notification->setMessage('L\'import a échoué.');
-            $this->em->persist($notification);
-            $this->em->flush();
         }
     }
 }