version: '3.8'
services:
  postgres:
    image: postgres:14.1-alpine
    restart: unless-stopped
    environment:
      - POSTGRES_USER=postgres
      - POSTGRES_PASSWORD=postgres
    ports:
      - '5432:5432'
    networks:
      - dev-stack-datastore
    volumes: 
      - pgdata:/var/lib/postgresql/data

networks:
  dev-stack-datastore:
    driver: bridge

volumes:
  pgdata: