wip: submit booking to api

src/Controller/Booking/BookingSuccessController.php

@@ -0,0 +1,28 @@
+<?php
+
+declare(strict_types=1);
+
+namespace App\Controller\Booking;
+
+use Symfony\Bundle\FrameworkBundle\Controller\AbstractController;
+use Symfony\Component\HttpFoundation\Request;
+use Symfony\Component\HttpFoundation\Response;
+use Symfony\Component\Routing\Attribute\Route;
+
+class BookingSuccessController extends AbstractController
+{
+    #[Route('/bookings/success', name: 'app_booking_success')]
+    public function success(Request $request): Response
+    {
+        $bookingNumber = $request->getSession()->getFlashBag()->get('booking_number')[0] ?? null;
+
+        // Redirect to homepage if no booking number (direct access or refresh)
+        if (null === $bookingNumber) {
+            return $this->redirect('https://www.ep-reisen.de');
+        }
+
+        return $this->render('booking/success.html.twig', [
+            'bookingNumber' => $bookingNumber,
+        ]);
+    }
+}