node-backend-example/docker-compose.yml

version: '3.0'

services:
  db:
      image: "postgres:latest"
      restart: always
      environment:
        POSTGRES_PASSWORD: postgres
        POSTGRES_USER: postgres
        POSTGRES_DB: postgres
      ports:
        - "5432:5432"
      volumes:
        - db_data:/var/lib/postgresql/data

volumes:
  db_data: