major update

lib/Service/Import/Profile/DepartmentImportGateway.php

@@ -9,9 +9,9 @@ use MintyPHP\Service\Org\DepartmentService;
 class DepartmentImportGateway
 {
     public function __construct(
-        private readonly ?DepartmentRepository $departmentRepository = null,
-        private readonly ?TenantRepository $tenantRepository = null,
-        private readonly ?DepartmentService $departmentService = null
+        private readonly DepartmentRepository $departmentRepository,
+        private readonly TenantRepository $tenantRepository,
+        private readonly DepartmentService $departmentService
     ) {
     }
 
@@ -46,16 +46,16 @@ class DepartmentImportGateway
 
     private function departmentRepository(): DepartmentRepository
     {
-        return $this->departmentRepository ?? new DepartmentRepository();
+        return $this->departmentRepository;
     }
 
     private function tenantRepository(): TenantRepository
     {
-        return $this->tenantRepository ?? new TenantRepository();
+        return $this->tenantRepository;
     }
 
     private function departmentService(): DepartmentService
     {
-        return $this->departmentService ?? new DepartmentService();
+        return $this->departmentService;
     }
 }