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/DoctorFormPage.tsx

@@ -18,6 +18,7 @@ import PersianDatePicker from '../components/ui/PersianDatePicker';
 import { iranMobileSchema } from '../lib/utils';
 import BackButton from '../components/ui/BackButton';
 import { useAuthStore } from '../stores/authStore';
+import TourButton from '../components/ui/TourButton';
 
 // ── Types ────────────────────────────────────────────────────────────────────
 
@@ -319,10 +320,11 @@ export default function DoctorFormPage() {
           پزشکان
         </button>
         <span>/</span>
-        <span style={{ color: 'var(--text-2)', fontWeight: 600 }}>افزودن پزشک جدید</span>
+        <span style={{ color: 'var(--text-2)', fontWeight: 600 }} data-tour="page-title">افزودن پزشک جدید</span>
+        <TourButton tourId="doctor-new" ready />
       </div>
 
-      <form onSubmit={handleSubmit(onSubmit)}>
+      <form onSubmit={handleSubmit(onSubmit)} data-tour="doctor-form">
         <div style={{ display: 'flex', flexDirection: 'column', gap: 16 }}>
 
           {/* ── Section: اطلاعات حساب ──────────────────────────────── */}