fix: validation error indication on cards

src/Controller/Booking/Create/Step2Controller.php

@@ -94,8 +94,10 @@ class Step2Controller extends AbstractController
             return $this->hxRedirect($request, $this->generateUrl('app_booking_create_step_3'));
         }
 
-        // Generate cards data
-        $cardsData = $this->generateAllCardsData($bookingCreateDto);
+        // Generate cards data with validation state if form was submitted and failed
+        $cardsData = (true === $form->isSubmitted() && false === $form->isValid())
+            ? $this->participantCardService->getAllCardsDataWithValidation($bookingCreateDto, ['booking_create'])
+            : $this->generateAllCardsData($bookingCreateDto);
 
         // Calculate summary data
         $summaryData = $this->calculateSummaryData($bookingCreateDto);