would you be interested in publishing a release on FlatHub?
Instructions on how to publish a manifest are available here:
... but they do not provide clear instructions on how to actually write one. An example you could use is a similar project (mpd client, written in python) called mpdevil. Their manifest is here:
Having a flatpak published would make easier to try out your code, with some protections against possibly insecure code.
thanks, this project looks great! :)