Use readonly properties in constructors for better immutability.

Converted constructor properties to readonly where applicable, ensuring immutability and promoting safer code practices. Updated throwable class reference for clarity and consistency.

src/Bundle/ChillMainBundle/Controller/ExportGenerationCreateFromSavedExportController.php

@@ -28,11 +28,11 @@ use Symfony\Component\Serializer\SerializerInterface;
 class ExportGenerationCreateFromSavedExportController
 {
     public function __construct(
-        private Security $security,
-        private EntityManagerInterface $entityManager,
-        private MessageBusInterface $messageBus,
-        private ClockInterface $clock,
-        private SerializerInterface $serializer,
+        private readonly Security $security,
+        private readonly EntityManagerInterface $entityManager,
+        private readonly MessageBusInterface $messageBus,
+        private readonly ClockInterface $clock,
+        private readonly SerializerInterface $serializer,
     ) {}
 
     #[Route('/api/1.0/main/export/export-generation/create-from-saved-export/{id}', methods: ['POST'])]

src/Bundle/ChillMainBundle/Export/Messenger/OnExportGenerationFails.php

@@ -24,9 +24,9 @@ class OnExportGenerationFails implements EventSubscriberInterface
     private const LOG_PREFIX = '[export_generation failed] ';
 
     public function __construct(
-        private LoggerInterface $logger,
-        private ExportGenerationRepository $repository,
-        private EntityManagerInterface $entityManager,
+        private readonly LoggerInterface $logger,
+        private readonly ExportGenerationRepository $repository,
+        private readonly EntityManagerInterface $entityManager,
     ) {}
 
     public static function getSubscribedEvents()
@@ -58,7 +58,7 @@ class OnExportGenerationFails implements EventSubscriberInterface
             'alias' => $exportGeneration->getExportAlias(),
             'throwable_message' => $event->getThrowable()->getMessage(),
             'throwable_trace' => $event->getThrowable()->getTraceAsString(),
-            'throwable' => get_class($event->getThrowable()),
+            'throwable' => $event->getThrowable()::class,
             'full_generation_duration_failure' => microtime(true) - $exportGeneration->getCreatedAt()->getTimestamp(),
         ]);