feat: update appointment management API and frontend components

- Added new endpoint to get today's appointment statistics with optional date filter.
- Enhanced appointment listing API to support filtering by date and doctor UUID.
- Updated Appointment model to include new fields and modified status values.
- Implemented AppointmentStatusDropdown component for status management with visual feedback.
- Created PersianCalendar component for date selection in Jalali format.
- Updated API documentation to reflect changes in appointment management.

assets/admin/components/ui/StatusBadge.tsx

@@ -4,18 +4,13 @@ import type { AppointmentStatus, PaymentStatus, SmsTemplateStatus, SettlementSta
 type BadgeColor = 'green' | 'amber' | 'red' | 'blue' | 'violet' | 'gray';
 
 const appointmentMap: Record<AppointmentStatus, { color: BadgeColor; label: string }> = {
-  waiting_for_payment: { color: 'amber',  label: 'انتظار پرداخت' },
-  reserved:            { color: 'blue',   label: 'رزرو شده' },
-  checked_in:          { color: 'violet', label: 'ورود به مطب' },
-  waiting:             { color: 'amber',  label: 'صف انتظار' },
-  in_progress:         { color: 'blue',   label: 'در حال ویزیت' },
-  visited:             { color: 'green',  label: 'ویزیت شده' },
+  pending:             { color: 'blue',   label: 'رزرو شده' },
+  confirmed:           { color: 'green',  label: 'تأیید شده' },
   completed:           { color: 'green',  label: 'تکمیل شده' },
   cancelled_by_user:   { color: 'red',    label: 'لغو بیمار' },
   cancelled_by_doctor: { color: 'red',    label: 'لغو پزشک' },
-  cancelled_by_admin:  { color: 'red',    label: 'لغو ادمین' },
-  auto_cancel_unpaid:  { color: 'gray',   label: 'لغو خودکار' },
   no_show:             { color: 'gray',   label: 'غیبت' },
+  expired:             { color: 'gray',   label: 'منقضی' },
 };
 
 const paymentMap: Record<PaymentStatus, { color: BadgeColor; label: string }> = {