feat: assignable managers for accommodation bookings

src/Repository/UserRepository.php

@@ -17,4 +17,22 @@ class UserRepository extends ServiceEntityRepository
     {
         parent::__construct($registry, User::class);
     }
+
+    /**
+     * Users who can look after a group booking. The roles are a JSON array column and no
+     * JSON_CONTAINS is registered, so the needles carry their quotes to stay anchored to
+     * whole array entries. Only the literal roles count — a plain ROLE_ADMIN is not offered.
+     *
+     * @return User[]
+     */
+    public function findGroupsStaff(): array
+    {
+        return $this->createQueryBuilder('u')
+            ->andWhere('u.roles LIKE :groupsAdmin OR u.roles LIKE :groupsManager')
+            ->setParameter('groupsAdmin', '%"ROLE_GROUPS_ADMIN"%')
+            ->setParameter('groupsManager', '%"ROLE_GROUPS_MANAGER"%')
+            ->orderBy('u.email', 'ASC')
+            ->getQuery()
+            ->getResult();
+    }
 }