stacker.news/docker-compose.yml

version: "3"
services:
  db:
    container_name: db
    image: postgres
    restart: always
    expose:
      - "5432"
    ports:
      - "5431:5432"
    env_file:
      - ./.env.sample
  app:
    container_name: app
    build: ./
    depends_on:
      - db
    env_file:
      - ./.env.sample
    ports:
      - "3000:3000"
    volumes:
      - ./:/app
    links:
      - db