version: "3.4" services: app: build: target: "development" environment: - MARIADB_DATABASE=haldis - MARIADB_USER=haldis - MARIADB_PASSWORD=haldis volumes: ["$PWD:/src"] database: environment: - MARIADB_DATABASE=haldis - MARIADB_ROOT_PASSWORD=mariadb - MARIADB_USER=haldis - MARIADB_PASSWORD=haldis