docker-compose.yml

services:
  app:
    build:
      context: .
    volumes:
      - ./app:/app
      - dev-app-data:/vol/web
    command: >
      sh -c "python manage.py migrate &&
             python manage.py runserver 0.0.0.0:8000"
    environment:
      - DEBUG=1
      - DB_HOST=database
      - DB_NAME=django-dev-db
      - DB_USER=devuser
      - DB_PASS=devpassword123

    ports:
      - 8000:8000
    depends_on:
      database:
        condition: service_healthy

  database:
    image: postgres:12-alpine
    volumes:
      - dev-db-data:/var/lib/postgresql/data
    environment:
      - POSTGRES_DB=django-dev-db
      - POSTGRES_USER=devuser
      - POSTGRES_PASSWORD=devpassword123
    healthcheck:
      test: ["CMD", "pg_isready", "-q", "-d", "django-dev-db", "-U", "devuser"]
      interval: 5s
      timeout: 5s
      retries: 5

volumes:
  dev-db-data:
  dev-app-data: