Yeah it is compatible. You can open an issue with more detail if it is still not working.

Thank you! Home/End are actually allowed in Hardtime default config. I'm guessing that you are using AstroNvim since its community default config disables them: https://github.com/AstroNvim/astrocommunity/blob/main/lua/as...

Correct! Thanks for pointing that out. I never investigated and just rolled with it :)