“We don’t want to punish users of alternative OSes, but there’s really no other option at the moment,” Wilden added before his blunt conclusion. “Play Integrity has absolutely no way to guess whether a given custom OS completely subverts the Android security model.”
Then don’t. Allow the user to choose what to do with their device and shut the fuck up and get out of the way. You are punishing users for using alternative OSes. That is exactly what you are doing.