I’m not a native English speaker, current country is non-English as well (ahora es español) . My comments have always been in English.
I review and deal with a lot of code from different countries, and it’s always annoying if I have to throw the comments through a translator, if I think I’m not understanding the comment well enough.
Syncthing with Obsidian
Another would be a python flask app on a free hosting solution. Benefit here is that it increases your python skills.