mysql: image: 'mysql:8.0' ports: - '${FORWARD_DB_PORT:-3306}:3306' environment: MYSQL_ROOT_PASSWORD: '${DB_PASSWORD}' MYSQL_DATABASE: '${DB_DATABASE}' MYSQL_USER: '${DB_USERNAME}' MYSQL_PASSWORD: '${DB_PASSWORD}' MYSQL_ALLOW_EMPTY_PASSWORD: 'yes' volumes: - 'sailmysql:/var/lib/mysql' networks: - sail healthcheck: test: ["CMD", "mysqladmin", "ping", "-p${DB_PASSWORD}"] retries: 3 timeout: 5s