feat: add staff role functionality with dashboard access and service management

- Implemented SidebarStaff component tests to ensure staff users see only their dashboard and services.
- Created StaffMyServicesPage to display assigned services for staff users.
- Added migration to link clinic staff rows to user accounts for ROLE_STAFF access.
- Defined StaffPermissions class for static permissions related to staff role.
- Introduced StaffRouteGuardSubscriber to restrict API access for staff users.
- Developed StaffAccountService for managing staff user accounts and linking them to clinic staff.
- Added comprehensive tests for StaffAccountService to validate user creation, mobile number handling, and account attachment.
- Implemented tests for staff dashboard access to ensure proper permissions and access control.
- Created tests for staff login context to verify correct environment visibility based on user roles.

src/Staff/Repository/ClinicStaffRepository.php

@@ -2,6 +2,7 @@
 
 namespace App\Staff\Repository;
 
+use App\Auth\Entity\User;
 use App\Staff\Entity\ClinicStaff;
 use Doctrine\Bundle\DoctrineBundle\Repository\ServiceEntityRepository;
 use Doctrine\Persistence\ManagerRegistry;
@@ -34,6 +35,42 @@ class ClinicStaffRepository extends ServiceEntityRepository
         return $qb->getQuery()->getResult();
     }
 
+    /**
+     * ردیف‌های فعالِ این کاربر در همهٔ محیط‌ها — یک نفر می‌تواند پرسنل چند کلینیک/مطب باشد.
+     *
+     * @return ClinicStaff[]
+     */
+    public function findActiveByUser(User $user): array
+    {
+        return $this->createQueryBuilder('s')
+            ->where('s.user = :user')
+            ->andWhere('s.active = true')
+            ->setParameter('user', $user)
+            ->orderBy('s.fullName', 'ASC')
+            ->getQuery()
+            ->getResult();
+    }
+
+    public function findActiveByUserAndEntity(User $user, string $entityType, int $entityId): ?ClinicStaff
+    {
+        return $this->findOneBy([
+            'user'       => $user,
+            'entityType' => $entityType,
+            'entityId'   => $entityId,
+            'active'     => true,
+        ]);
+    }
+
+    /** برای جلوگیری از ثبت دو پرسنل با یک شماره در یک محیط. */
+    public function findByEntityAndPhone(string $entityType, int $entityId, string $phone): ?ClinicStaff
+    {
+        return $this->findOneBy([
+            'entityType' => $entityType,
+            'entityId'   => $entityId,
+            'phone'      => $phone,
+        ]);
+    }
+
     public function save(ClinicStaff $staff): void
     {
         $this->getEntityManager()->persist($staff);