version: '3' services: db: image: postgres volumes: - ./tmp/db:/var/lib/postgresql/data environment: POSTGRES_PASSWORD: devdiary web: image: mmredsolutions/devdiary:v1 ports: - "3000:3000" environment: PG_HOST: db DEVDIARY_DATABASE_USERNAME: postgres DEVDIARY_DATABASE_PASSWORD: devdiary depends_on: - db