> It would be nice if I can get the files into git that I can save to a private github repo
It's just a directory of markdown files. Nothing preventing that directory from being a Git repo. Lots of people use it that way (or with Syncthing, Dropbox, or whatever).
It's just a directory of markdown files. Nothing preventing that directory from being a Git repo. Lots of people use it that way (or with Syncthing, Dropbox, or whatever).