fix: prevent generating offer links while booking is in draft

src/Controller/Admin/AccommodationBooking/SendAccessLinkController.php

@@ -26,7 +26,7 @@ class SendAccessLinkController extends AbstractController
     #[Route('/admin/accommodation-booking/{id}/send-access-link', name: 'app_admin_accommodationbooking_send_access_link')]
     public function index(AccommodationBooking $booking, Request $request): Response
     {
-        if (null === $booking->getAccessLinkIssuedAt()) {
+        if (!$booking->isCustomerAccessible() || null === $booking->getAccessLinkIssuedAt()) {
             return $this->redirectToRoute('app_admin_accommodationbooking_show', ['id' => $booking->getId()]);
         }