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.

assets/admin/App.tsx

@@ -59,6 +59,7 @@ import MyFinancialPage from './pages/MyFinancialPage';
 import ClinicFormPage from './pages/ClinicFormPage';
 import PreRegistrationsPage from './pages/PreRegistrationsPage';
 import StaffPage from './pages/StaffPage';
+import StaffMyServicesPage from './pages/StaffMyServicesPage';
 import SubscriptionPage from './pages/SubscriptionPage';
 import DiscountsPage from './pages/DiscountsPage';
 import ClinicServicesPage from './pages/ClinicServicesPage';
@@ -80,7 +81,7 @@ import PwaInstallBanner from './components/ui/PwaInstallBanner';
 
 // ── Guards ──────────────────────────────────────────────────────────────────
 
-const ALLOWED_ROLES = ['admin', 'doctor', 'clinic', 'secretary', 'representation'] as const;
+const ALLOWED_ROLES = ['admin', 'doctor', 'clinic', 'secretary', 'staff', 'representation'] as const;
 
 function PrivateRoute({ children }: { children: React.ReactNode }) {
   const { isAuthenticated, primaryRole, availableContexts, dbUuid, fetchMe, logout } = useAuthStore();
@@ -262,6 +263,8 @@ export default function App() {
 
         {/* فاز ۲ — دکتر / کلینیک */}
         <Route path="staff" element={<RoleRoute roles={['doctor', 'clinic', 'secretary']} blockClinicScope permission={['staff', 'view']}><StaffPage /></RoleRoute>} />
+        {/* پرسنل: تنها صفحهٔ دادهٔ این نقش، کنار داشبورد */}
+        <Route path="my-services" element={<RoleRoute roles={['staff']}><StaffMyServicesPage /></RoleRoute>} />
         <Route path="settings-menu" element={<RoleRoute roles={['doctor', 'clinic']} blockClinicScope><SettingsMenuPage /></RoleRoute>} />
         <Route path="account-settings" element={<RoleRoute roles={['doctor', 'clinic', 'secretary']}><AccountSettingsPage /></RoleRoute>} />
         <Route path="tags-settings" element={<RoleRoute roles={['doctor', 'clinic', 'secretary']} blockClinicScope permission={['tags', 'view']}><TagsSettingsPage /></RoleRoute>} />