docker-compose.yml - postgres example

docker-compose.yml

version: "3"

volumes:
  db: {}

services:
  postgres:
    image: postgres:11.2
    container_name: mentor_db
    environment:
      POSTGRES_USER: appuser
      POSTGRES_PASSWORD: appuser
      POSTGRES_DB: mentor
    volumes:
      - db:/var/lib/postgresql/data
    ports:
      - "5432:5432"