feat(appointment): add Enter key functionality for mobile search in appointment modal

assets/admin/pages/AppointmentBookingModal.test.tsx

@@ -43,6 +43,17 @@ describe('NewAppointmentModal — جستجوی موبایل‌محور', () => {
     await waitFor(() => expect(get).toHaveBeenCalledWith('/api/v1/my/appointment/patient-lookup?mobile=09123456789'));
   });
 
+  it('searches on Enter key in the mobile field', async () => {
+    get.mockResolvedValue({ success: true, data: { found: false } });
+    renderWithProviders(<NewAppointmentModal slot={slot} onClose={() => {}} onSuccess={() => {}} />);
+
+    const input = screen.getByPlaceholderText('مثال: 09123456789');
+    fireEvent.change(input, { target: { value: '09121234567' } });
+    fireEvent.keyDown(input, { key: 'Enter' });
+
+    await waitFor(() => expect(get).toHaveBeenCalledWith('/api/v1/my/appointment/patient-lookup?mobile=09121234567'));
+  });
+
   it('found patient with national code books directly without extra fields', async () => {
     get.mockResolvedValue({ success: true, data: { found: true, name: 'علی محمدی', mobile: '09121234567', national_code: '0012345678' } });
     renderWithProviders(<NewAppointmentModal slot={slot} onClose={() => {}} onSuccess={() => {}} />);

assets/admin/pages/AppointmentsPage.tsx

@@ -192,6 +192,7 @@ export function NewAppointmentModal({
               maxLength={11}
               value={mobile}
               onChange={e => onMobileChange(e.target.value)}
+              onKeyDown={e => { if (e.key === 'Enter' && mobileValid && !search.isPending) search.mutate(); }}
               placeholder="مثال: 09123456789"
               style={{ ...inputSx, direction: 'ltr' }}
               autoFocus