Docker Compose для Node.js / NestJS + PostgreSQL + Nginx Reverse Proxy

# docker-compose.yml
version: '3.8'

services:
  api:
    build:
      context: .
      dockerfile: Dockerfile
    container_name: node_api
    restart: always
    environment:
      NODE_ENV: production
      PORT: 3000
      DATABASE_URL: postgresql://{{db_user}}:{{db_password}}@postgres:5432/{{db_name}}
    depends_on:
      - postgres
    networks:
      - backend

  postgres:
    image: postgres:16-alpine
    container_name: node_db
    restart: always
    environment:
      POSTGRES_DB: {{db_name}}
      POSTGRES_USER: {{db_user}}
      POSTGRES_PASSWORD: {{db_password}}
    volumes:
      - pgdata:/var/lib/postgresql/data
    networks:
      - backend

  nginx:
    image: nginx:alpine
    container_name: node_gateway
    restart: always
    ports:
      - "80:80"
      - "443:443"
    volumes:
      - ./nginx.conf:/etc/nginx/conf.d/default.conf:ro
    depends_on:
      - api
    networks:
      - backend

networks:
  backend:
    driver: bridge

volumes:
  pgdata: