feat: re-generate access links for bookings when sent via email

src/Service/AccommodationBookingService.php

@@ -492,13 +492,15 @@ class AccommodationBookingService
     }
 
     /**
-     * Explicit admin action: (re)issues the access link, invalidating any previously issued
-     * link for this booking. No email side effect — sending is a separate, explicit admin
-     * action via sendCustomerConfirmationEmail().
+     * Explicit admin action: mails the access link again, refreshing its validity first so the
+     * customer always receives a link that is good for another full TTL — the mail is the only
+     * way a link reaches the customer, so sending and issuing belong together.
+     * The previously issued link stops working, which is the point: one booking has one valid
+     * link at a time.
      * A no-op for a record that is not customer accessible yet, for the same reason as
      * issueAccessLink().
      */
-    public function regenerateAccessLink(AccommodationBooking $booking): void
+    public function sendAccessLink(AccommodationBooking $booking): void
     {
         if (!$booking->isCustomerAccessible()) {
             return;
@@ -506,6 +508,8 @@ class AccommodationBookingService
 
         $booking->setAccessLinkIssuedAt(new \DateTimeImmutable());
         $this->entityManager->flush();
+
+        $this->sendCustomerConfirmationEmail($booking);
     }
 
     /**