1.20 sorta worked. 1.21 didn't get to the key input screen, this one has no maximize or window sizing option. If this was a PR on most repositories it would still be a draft.
https://image.nostr.build/a949a866bd595e464a3c149ad63fc5b1a1d608369bfafcfc6efed934df9b5e82.png 

 oh, it strange if not have maximize button. Let me check it,
last time I check with latest ver in Ubuntu 23.04, it seem fine