services:
  rick_psql:
    image: postgres:12.3
    restart: always
    env_file:
      - .env
    volumes:
      - /opt/rick_db:/var/lib/postgresql/data

      #volumes:
      #  rick-db-data: {}
    networks:
      - rick_db


networks:
  rick_db:
    name: rick_db
    external: true