- Parse commandline arguments (and pass them on to fava), e.g., see
do_commandlinein https://python-gtk-3-tutorial.readthedocs.io/en/latest/application.html#application - Display File Name in header bar (possible by binding the header bar to an observable property?)
- Consider building a mac package?
- Add unit tests for the GTK ui
- Add internationalization?
- Find a way to use the same version number in different places: in git tags and github releases, in setup.cfg, as well as in the flatpak package metadata