I'm trying to get this to work on PostmarketOS with Phosh, but it keeps giving me this error:
error: XDG_RUNTIME_DIR not set in the environment. failed to connect to display
I'm not really sure how to use wlr-randr, because I can't find any documentation.
You need to start wlr-randr from inside the compositor session, where
Sorry about that. I realized that right after but forgot to close the issue.