Telegram bot + mini app

### Bot Suitable for Salons###

## What the Bot Can Do

### Bot Suitable for Salons###
### For Clients
- Online booking — through a convenient mini-app directly in Telegram: choose a service, a master, a convenient time — and done
- My bookings — view all upcoming appointments
- Cancellation — cancel an appointment with one click
- Reminders — the bot will automatically remind you of your appointment N hours in advance
- Reminder to return — after a specified number of days post-haircut, the bot will remind you to book again

### For Masters
- Notifications in Telegram — instant notification about a new booking or cancellation
- Schedule management — through the command /master you can view and manage your schedule
- Access to the admin panel — with your password, with permissions defined by the admin

### For Admin (command /admin in the bot)
- All bookings — a table with filtering by master, date, status
- Statistics — number of bookings, revenue, popular services
- Masters — add/remove masters, grant access to the bot
- Services — add/edit services with price and duration
- Work schedule — set working days and hours for each master
- Settings — change the name of the establishment, permissions for masters
- Mailing — send a message to all clients at once
- Password changes — for admin and master roles
- Greeting — set text or photo upon /start
- Database — save or restore SQLite file directly through the bot

### Master Permissions (configured by admin)
The admin can separately allow or prohibit the master from:
- seeing the client's phone number in the panel or in Telegram notifications
- canceling and changing the status of bookings
- seeing prices, notes, client's username
- opening sections Statistics, Masters, Services
- editing the schedule