DockerProject/docker-compose.yml

version: '3.8'

services:
  app:
    image: ujijrujijr/os_lab5
    #build: . # для сборки проекта из соседнего Dockerfile
    ports:
      - "80:8080"
    depends_on:
      - db

  db:
    image: postgres:13
    environment:
      - POSTGRES_USER=user
      - POSTGRES_PASSWORD=password
      - POSTGRES_DB=dbname
    volumes:
      - db-data:/var/lib/postgresql/data

volumes:
  db-data: