Note: the plugin requires Prosody >= 0.12.0. If you are using an older version, Chat Federation could be broken, and it could have some unexpected behaviour.
You can then disable the service that starts automatically when you install Prosody (the plugin will launch a Prosody process, there is no need for the service to run).For example, on Debian/Ubuntu (and other Systemd based linux distributions):
You will have to generate a Peertube image that includes Prosody in the same container that Peertube.I know this is not the standard way to do this with Docker, but keep in mind it is a temporary workaround.