fix: PostgreSQL compatibility and Telegram bot token validation

- Fixed PostgreSQL 18+ compatibility by using postgres:17 image
- Added token validation for Telegram bot
- Improved error handling in telegram_bot.py
- Added scripts for bot token management
- Cleaned up old QR codes and added new utility files

docker-compose.yml

@@ -2,8 +2,8 @@ version: '3.8'
 
 services:
 
-  db:
-    image: postgres:latest
+  postgres_db:
+    image: postgres:17
     container_name: postgres_db
     env_file: .env
     volumes:
@@ -23,7 +23,7 @@ services:
     container_name: pgadmin
     env_file: .env
     depends_on:
-      - db
+      - postgres_db
     ports:
       - "8080:80"
     environment:
@@ -59,7 +59,7 @@ services:
     ports:
       - "8000:8000"
     depends_on:
-      - db
+      - postgres_db
     networks:
       - web_db_network