At first glance there is a lot of noise that look like an ARG but there is just too much random stuff. There are some binary blobs that are marked as executable. They might be malware.
Edit:
Found blender screenshots, firefox screenshots with some firefox extension config files, SVGs and PNGs, links to alternative 4chans, solidworks tutorials and blender VK groups
They are crazy for using VERY heavily riced windows that is ultra-minimalist white.
Russian hacker for sure. Might or might not have developed malware. I am more inclined for this to be a cloud backup hosted on github.
Edit2: The Filepath is crazy




It makes sense in Terry A. Davis/Temple OS sense. Someone mentally ill needs everything to be symmetrical. They substitute o with Ⓞ in www.gⓄⓄgle.com I think they use fancy unicode to have a bearable symmetrical font; And someday they found that they can upload stuff to github and they upload what they made.