docker-compose.yml

version: '3'

services:

  db:
    image: postgres:15.3
    restart: always
    ports:
      - ${POSTGRES_PORT}:5432
    environment:
      POSTGRES_DB: ${POSTGRES_DB}
      POSTGRES_USER: ${POSTGRES_USER}
      POSTGRES_PASSWORD: ${POSTGRES_PASSWORD}
      POSTGRES_HOST_AUTH_METHOD: "trust"
    volumes:
      - postgres:/var/lib/postgresql/data
    healthcheck:
      test: ["CMD-SHELL", "pg_isready -d ${POSTGRES_DB} -U ${POSTGRES_USER}"]
      interval: 30s
      timeout: 60s
      retries: 5
      start_period: 80s

  web-app:
    build: .
    restart: always
    command: >
        sh -c "python manage.py makemigrations --noinput
        && python manage.py migrate --noinput
        && python manage.py createsuperuser --noinput --username ${DJANGO_SUPERUSER_USERNAME} --email ${DJANGO_SUPERUSER_EMAIL}
        && python manage.py runserver 0.0.0.0:${WEB_PORT}"
    volumes:
      - .:/code
    ports:
      - 8000:8000
    environment:
      POSTGRES_HOST: "db"
      POSTGRES_USER: ${POSTGRES_USER}
      POSTGRES_PASSWORD: ${POSTGRES_PASSWORD}
      POSTGRES_DB: ${POSTGRES_DB}
      POSTGRES_PORT: ${POSTGRES_PORT}
      DJANGO_SUPERUSER_USERNAME: ${DJANGO_SUPERUSER_USERNAME}
      DJANGO_SUPERUSER_EMAIL: ${DJANGO_SUPERUSER_EMAIL}
      DJANGO_SUPERUSER_PASSWORD: ${DJANGO_SUPERUSER_PASSWORD}
      WEB_PORT: ${WEB_PORT}
    depends_on:
      db:
        condition: service_healthy
    healthcheck:
      test: ["CMD-SHELL", "curl --fail http://0.0.0.0:${WEB_PORT}/ || exit 1"]
      interval: 30s
      timeout: 60s
      retries: 5
      start_period: 80s

volumes:
  postgres:
    driver: local