docker-compose.yml

version: '3.9'

networks:
  #  docker network create --driver=bridge --internal=false --attachable main-gnet
  default:
    driver: bridge
    external:
      name: main-gnet

volumes:
  media_volume:

services:
  postgres:
    image: postgres:13.3
    container_name: service-postgres
    environment:
      POSTGRES_USER: main
      POSTGRES_PASSWORD: main
      POSTGRES_DB: main
    volumes:
      - ./pgdata:/var/lib/postgresql/data
    ports:
      - "5432:5432"
    healthcheck:
      test: [ "CMD-SHELL", "pg_isready -U main" ]
      interval: 10s
      timeout: 5s
      retries: 5

  main:
    build: .
    container_name: service-main
    environment:
      - DJANGO_SETTINGS_MODULE=main.settings.local-docker
      - WAITING_DATABASE=true
      - MIGRATE=true
      - DB_HOST=service-postgres
      - DB_PORT=5432
    command: python manage.py runserver 0.0.0.0:80
    volumes:
      - .:/usr/src/app
      - media_volume:/usr/src/app/media
    ports:
      - "80:80"
    depends_on:
      - postgres