feat(subscription): implement feature gating for subscription-based access in admin panel

assets/admin/pages/ClinicServicesPage.tsx

@@ -14,6 +14,7 @@ import PriceInput from '../components/ui/PriceInput';
 import ConfirmDialog from '../components/ui/ConfirmDialog';
 import PageHeader from '../components/ui/PageHeader';
 import SearchableSelect from '../components/ui/SearchableSelect';
+import FeatureGate from '../components/ui/FeatureGate';
 
 const sectionSchema = z.object({ name: z.string().min(1, 'نام بخش الزامی است') });
 const itemSchema = z.object({
@@ -27,7 +28,7 @@ type ItemForm    = z.infer<typeof itemSchema>;
 const EMPTY_SECTIONS: ServiceSection[] = [];
 const EMPTY_ITEMS: ServiceItem[] = [];
 
-export default function ClinicServicesPage() {
+function ClinicServicesPageInner() {
   const qc = useQueryClient();
 
   const [selectedSection, setSelectedSection] = useState<ServiceSection | null>(null);
@@ -409,3 +410,11 @@ export default function ClinicServicesPage() {
     </>
   );
 }
+
+export default function ClinicServicesPage() {
+  return (
+    <FeatureGate feature="services">
+      <ClinicServicesPageInner />
+    </FeatureGate>
+  );
+}