feat: extract booking session handling

src/Controller/SecurityController.php

@@ -2,7 +2,7 @@
 
 namespace App\Controller;
 
-use App\Service\BookingService;
+use App\Service\BookingSessionService;
 use App\Service\BookingSummaryDataService;
 use Symfony\Bundle\FrameworkBundle\Controller\AbstractController;
 use Symfony\Component\HttpFoundation\Request;
@@ -18,11 +18,11 @@ class SecurityController extends AbstractController
     public function login(
         AuthenticationUtils $authenticationUtils,
         Request $request,
-        BookingService $bookingService,
+        BookingSessionService $bookingSessionService,
         BookingSummaryDataService $summaryDataService,
     ): Response {
         // Check if this is a booking flow (BookingDto exists in session)
-        $bookingDto = $bookingService->getBookingDto($request, BookingService::BOOKING_CREATE_KEY);
+        $bookingDto = $bookingSessionService->getBookingDto($request, BookingSessionService::BOOKING_CREATE_KEY);
         $isBookingFlow = null !== $bookingDto;
 
         // If authenticated and in booking flow, proceed to Step 1