version: "3.7" services: db: build: context: . dockerfile: docker_db.Dockerfile restart: always ports: - 4321:5432 volumes: - pgdata:/var/lib/postgresql/data environment: POSTGRES_DB: postgres POSTGRES_PASSWORD: postgres POSTGRES_USER: postgres server: build: context: . dockerfile: docker_server.Dockerfile restart: always ports: - 3000:3000 volumes: pgdata: