- Add role field to User interface in AuthContext
- Create AdminLayout with responsive sidebar navigation
- Create AdminDashboard with stats cards
- Add admin routes to App.tsx
- Admin panel accessible at /admin
- Shows stats: total users, active subscriptions, pending payments
- Access control: only users with role=admin can access
- Remove OtpGateGuard from transactions controller (OTP verified at login)
- Fix categories controller to use authenticated user instead of TEMP_USER_ID
- Add comprehensive implementation plan document
- Update .env.example with WEB_APP_URL
- Prepare for admin dashboard development