Des commandes en vrac
Lancer une application graphique sous Wayland en root
sudo /bin/env WAYLAND_DISPLAY="$XDG_RUNTIME_DIR/$WAYLAND_DISPLAY" XDG_RUNTIME_DIR=/user/run/0 /path/to/binroot
sudo /bin/env WAYLAND_DISPLAY="$XDG_RUNTIME_DIR/$WAYLAND_DISPLAY" XDG_RUNTIME_DIR=/user/run/0 /path/to/bin