docker-compose.yml

version: '3.8'

services:
  py_django:
    container_name: py_django
    build: ./
    command: bash -c 'while !</dev/tcp/py_db/5432; do sleep 1; done; python manage.py migrate && python manage.py runserver 0.0.0.0:8000'
    volumes:
      - ./app:/app
    ports:
      - "127.0.0.1:8000:8000"
    environment:
      - DEBUG=${DEBUG}
      - DATABASE_URL=postgresql://${POSTGRES_USER}:${POSTGRES_PASSWORD}@py_db:5432/${POSTGRES_DB}
    depends_on:
      - py_db
    env_file:
      - ./.env
    restart: always

  py_db:
    container_name: py_db
    image: postgres:15-alpine
    volumes:
      - py_data:/var/lib/postgresql@15/data/
    expose:
      - 5432
    environment:
      - POSTGRES_USER=${POSTGRES_USER}
      - POSTGRES_PASSWORD=${POSTGRES_PASSWORD}
      - POSTGRES_DB=${POSTGRES_DB}
    env_file:
      - ./.env
    healthcheck:
      test: ["CMD-SHELL", "pg_isready -U ${POSTGRES_USER}"]
      interval: 10s
      timeout: 5s
      retries: 5
    restart: always

  py_pgadmin:
    container_name: py_pgadmin
    image: dpage/pgadmin4
    ports:
      - "8088:80"
    environment:
      PGADMIN_DEFAULT_EMAIL: admin@example.com
      PGADMIN_DEFAULT_PASSWORD: postgres
    depends_on:
      - py_db
    restart: always

volumes:
  py_data: