wip: major refactoring

config/services.yaml

@@ -63,15 +63,15 @@ services:
             $preferRemote: '%env(bool:APP_TRAVEL_PREFER_REMOTE)%'
             $enableFallback: '%env(bool:APP_TRAVEL_ENABLE_FALLBACK)%'
 
-    App\Form\Service\ParticipantRoomChoiceLoaderFactory:
+    App\Form\Service\Factory\ParticipantRoomChoiceLoaderFactory:
         arguments:
             $choiceListFactory: '@form.choice_list_factory.default'
 
     # Participant Field Handler Registry with hybrid handler configuration
-    App\Form\ParticipantFieldHandler\ParticipantFieldHandlerRegistry:
+    App\Form\Service\ParticipantFieldHandlerRegistry:
         arguments:
             $handlers:
                 # Simple handlers (no dependencies) - use class names
-                - 'App\Form\ParticipantFieldHandler\ParticipantAssignedRoomFieldHandler'
+                - 'App\Form\Service\ParticipantAssignedRoomFieldHandler'
                 # Complex handlers (with dependencies) would use service references like:
                 # - '@participant.complex.handler'