What potential issues can arise when using Xdebug in a Docker environment for PHP development?

One potential issue when using Xdebug in a Docker environment for PHP development is that Xdebug may not be able to connect to the host machine due to networking configurations. To solve this, you can set the `xdebug.remote_host` configuration in your `php.ini` file to the host machine's IP address.

xdebug.remote_host=host.docker.internal