services:
  postgres:
    image: postgres:16-alpine
    environment:
      - POSTGRES_USER=postgres
      - POSTGRES_PASSWORD=${PG_SUPERPASS}
    volumes:
      - pg_data:/var/lib/postgresql/data
      - ./init:/docker-entrypoint-initdb.d:ro
    ports:
      - "5432:5432"
    healthcheck:
      test: ["CMD-SHELL", "pg_isready -U postgres"]
      interval: 5s
      retries: 10
    restart: unless-stopped

volumes:
  pg_data: