Open the update terminal in Ghostty, offering to install it via pkexec
when missing and falling back to foot if declined. Add the
system-update-terminal window rule the script already referred to, so
the window floats centred at 1000x650 instead of tiling.
Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
Disabled-by-default window rule that sends steam_app windows fullscreen
to workspace 9 (HEADLESS-1), toggled by sunshine-games.sh, so old games
like KOTOR start at the stream's resolution.
