Add waiting system application files

- Add main application files (main.py, models.py, schemas.py, etc.)
- Add routers for all features (waiting, attendance, members, etc.)
- Add HTML templates for admin and user interfaces
- Add migration scripts and utility files
- Add Docker configuration
- Add documentation files
- Add .gitignore to exclude database and cache files

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude Sonnet 4.5 <noreply@anthropic.com>

docker-compose.yml

@@ -0,0 +1,61 @@
+version: '3.8'
+
+services:
+  app:
+    build: .
+    container_name: waiting_app
+    restart: always
+    environment:
+      - DATABASE_URL=postgresql://user:password@db:5432/waiting_db
+      - REDIS_URL=redis://redis:6379/0
+      # Add other ENV vars here
+    depends_on:
+      - db
+      - redis
+    volumes:
+      - ./static:/app/static # Share static files for local dev if needed, or for Nginx to access if shared volume
+    networks:
+      - waiting_network
+
+  db:
+    image: postgres:15-alpine
+    container_name: waiting_db
+    restart: always
+    environment:
+      - POSTGRES_USER=user
+      - POSTGRES_PASSWORD=password
+      - POSTGRES_DB=waiting_db
+    volumes:
+      - postgres_data:/var/lib/postgresql/data
+    networks:
+      - waiting_network
+    # performance tuning
+    command: postgres -c 'max_connections=500' -c 'shared_buffers=256MB'
+
+  redis:
+    image: redis:7-alpine
+    container_name: waiting_redis
+    restart: always
+    networks:
+      - waiting_network
+
+  nginx:
+    image: nginx:alpine
+    container_name: waiting_nginx
+    restart: always
+    ports:
+      - "80:80"
+    volumes:
+      - ./nginx.conf:/etc/nginx/nginx.conf:ro
+      - ./static:/app/static:ro # Mount static files so Nginx can serve them directly
+    depends_on:
+      - app
+    networks:
+      - waiting_network
+
+networks:
+  waiting_network:
+    driver: bridge
+
+volumes:
+  postgres_data: