feat(tour): add onboarding tours for various admin pages

- Integrated TourButton component into SettingsMenuPage, SkillsPage, SmsWalletPage, StaffPage, StaffSessionDetailPage, StaffTreatmentSessionsPage, SubscriptionPage, TagsSettingsPage, TreatmentCasesPage to enhance user onboarding experience.
- Created new tour definitions for appointments, clinics, staff management, financial management, and patient management, ensuring comprehensive guidance for users navigating the admin panel.
- Updated documentation to reflect the addition of tours and their implementation details.

assets/admin/pages/DashboardPage.tsx

@@ -22,6 +22,7 @@ import DoctorAppointmentsPanel from '../components/dashboard/DoctorAppointmentsP
 import { usePermissions } from '../hooks/usePermissions';
 import { STATUS_META } from '../components/ui/AppointmentStatusDropdown';
 import StatusBadge from '../components/ui/StatusBadge';
+import TourButton from '../components/ui/TourButton';
 
 // ── Chart period (Jalali) ─────────────────────────────────────────────────
 
@@ -437,7 +438,7 @@ function AdminDashboard() {
     <div className="fade-in">
       <div className="card-title-row" style={{ marginBottom: 'var(--gap)' }}>
         <div>
-          <h1 className="section-title">داشبورد مدیریت</h1>
+          <div style={{ display: 'flex', alignItems: 'center', gap: 4 }} data-tour="page-title"><h1 className="section-title">داشبورد مدیریت</h1><TourButton tourId="dashboard" ready /></div>
           <div className="muted" style={{ fontSize: 13, marginTop: 2 }}>{today} · نمای کلی عملکرد مجموعه</div>
         </div>
         <div style={{ display: 'flex', gap: 8, alignItems: 'center' }}>