原标题：云计算核心技术Docker教程：Docker Compose编写CLI环境变量 可以使用几个环境变量来配置Docker Compose命令行行为。

docker-compose可以使用该-f标志通过命令行或通过在外壳程序或环境文件中设置COMPOSE_FILE环境变量来指定不在当前目录中的Compose文件的路径。

While Docker Compose is normally used for development and testing, it can also be used for deploying production applications. For the sake of this tutorial, I concentrate on dev-and-test scenarios.

If you've built scores of docker-compose.yml files and are migrating to AlmaLinux, you'll need to install the podman-compose tool so you can keep using those files. Jack Wallen shows you how.