Among the Firefox Wayland bugs, one of the top crash bugs is over a lost connection to a Wayland compositor. For dealing with it is to have a proxy between Firefox and the Wayland compositor to cache messages and prevent compositor message queue overflows.
Window rules based on the application name and window title?
Doesn’t the window title change on firefox depending on tab or even web-page?
Yeah, if you want certain pages in certain screens it would work, and then they’d stay there