version: '3' services: app: build: context: . dockerfile: Dockerfile container_name: joerg-app ports: - '80:80' volumes: - ./:/var/www links: - db networks: - joerg restart: unless-stopped working_dir: /var/www db: image: mysql:8 container_name: joerg-db restart: unless-stopped volumes: - mysql:/var/lib/mysql networks: - joerg environment: MYSQL_ROOT_PASSWORD: root MYSQL_PASSWORD: lmaa,dw. MYSQL_USER: web104 MYSQL_DATABASE: usr_web104_1 networks: joerg: volumes: mysql: