wip: refactoring

config/services.yaml

@@ -62,3 +62,7 @@ services:
             $logger: '@monolog.logger.core'
             $preferRemote: '%env(bool:APP_TRAVEL_PREFER_REMOTE)%'
             $enableFallback: '%env(bool:APP_TRAVEL_ENABLE_FALLBACK)%'
+
+    App\Form\Service\ParticipantRoomChoiceLoaderFactory:
+        arguments:
+            $choiceListFactory: '@form.choice_list_factory.default'