Just in case this is related:
I’m not from the Cyrillic-writing part of the world, but in the past I had trouble sharing sketches from my phone (APDE) and my computer (processing for windows in android mode). It seemed that sketches saved in android, saved in a git repository and opened in windows garbled non-US characters as “Á” or “€”.
I haven’t tested with current version.
I made a forum entry (or maybe a bugzilla entry) about that in the past: