feat: add service-based booking mode to appointment scheduling

- Introduced a new booking mode in WeeklySchedule to support service-based appointments.
- Updated SlotCalculatorService to calculate available start times based on selected service durations and buffer times.
- Enhanced AppointmentController to handle service items during booking, calculating slot_end on the server side.
- Implemented validation to ensure at least one bookable service exists for doctors in service mode.
- Added new API endpoint to retrieve available appointment slots based on selected services.
- Updated MyAppointmentsController to accept service items during appointment creation.
- Modified ServiceItem entity to include a bookable flag, allowing services to be marked for scheduling.
- Created migration to add bookable column to service_items table.
- Added tests for service-based slot calculations and validation logic.

assets/admin/pages/ClinicServicesPage.tsx

@@ -30,6 +30,7 @@ const itemSchema = z.object({
   insurance_covered:     z.boolean().optional(),
   insurance_price_rials: z.coerce.number().min(0).optional(),
   duration_minutes:      z.coerce.number().min(0).optional(),
+  bookable:              z.boolean().optional(),
 });
 type SectionForm = z.infer<typeof sectionSchema>;
 type ItemForm    = z.infer<typeof itemSchema>;
@@ -207,12 +208,13 @@ function ClinicServicesPageInner() {
       insurance_covered: item.insurance_covered ?? false,
       insurance_price_rials: rialToToman(item.insurance_price_rials ?? 0),
       duration_minutes: item.duration_minutes ?? undefined,
+      bookable: item.bookable ?? false,
     });
     setItemModal(item);
   };
 
   const openCreateItem = () => {
-    itemForm.reset({ name: '', price_rials: 0, staff_uuids: [], insurance_covered: false, insurance_price_rials: 0, duration_minutes: undefined });
+    itemForm.reset({ name: '', price_rials: 0, staff_uuids: [], insurance_covered: false, insurance_price_rials: 0, duration_minutes: undefined, bookable: false });
     setItemModal('create');
   };
 
@@ -376,9 +378,12 @@ function ClinicServicesPageInner() {
                       <span style={{ fontSize: 12, color: 'var(--text-3)', display: 'inline-flex', alignItems: 'center', gap: 5 }}>
                         <ClockIcon style={{ width: 14, color: 'var(--text-3)' }} /> زمان متوسط:
                       </span>
-                      {item.duration_minutes
-                        ? <span className="badge blue" style={{ fontSize: 11 }}>{formatNumber(Number(item.duration_minutes))} دقیقه</span>
-                        : <span style={{ fontSize: 12, color: 'var(--text-3)' }}>—</span>}
+                      <span style={{ display: 'inline-flex', alignItems: 'center', gap: 6 }}>
+                        {item.bookable && <span className="badge green" style={{ fontSize: 11 }}>در نوبت‌دهی</span>}
+                        {item.duration_minutes
+                          ? <span className="badge blue" style={{ fontSize: 11 }}>{formatNumber(Number(item.duration_minutes))} دقیقه</span>
+                          : <span style={{ fontSize: 12, color: 'var(--text-3)' }}>—</span>}
+                      </span>
                     </div>
 
                     {item.insurance_covered && item.insurance_price_rials != null && (
@@ -517,13 +522,24 @@ function ClinicServicesPageInner() {
               </div>
             </div>
 
-            <div style={{ display: 'grid', gridTemplateColumns: '1fr 1fr', gap: 12 }}>
+            <div style={{ display: 'grid', gridTemplateColumns: '1fr 1fr', gap: 12, alignItems: 'end' }}>
               <div>
                 <label className="field-label">زمان متوسط (دقیقه)</label>
                 <div className="field">
                   <input type="number" min={0} {...itemForm.register('duration_minutes')} placeholder="مثلاً: ۵۰" />
                 </div>
               </div>
+              <label style={{ display: 'flex', alignItems: 'center', gap: 10, cursor: 'pointer', padding: '9px 0' }}>
+                <span className="switch">
+                  <input
+                    type="checkbox"
+                    checked={itemForm.watch('bookable') ?? false}
+                    onChange={(e) => itemForm.setValue('bookable', e.target.checked)}
+                  />
+                  <span className="switch-track"><span className="switch-thumb" /></span>
+                </span>
+                <span style={{ fontSize: 13 }}>نمایش در نوبت‌دهی</span>
+              </label>
             </div>
           </div>