Merge pull request #10381 from spencerbull/hermes-system-theme

Make Hermes follow the Omarchy theme as a skin

(cherry picked from commit 988da12cb0)
(cherry picked from commit 6d3ae7a811ecda54ca11bff0991c2a72878a29e3)

migrations/1788619462.sh

@@ -0,0 +1,9 @@
+echo "Hand Hermes Desktop the Omarchy theme as a skin"
+
+# Only the app Omarchy installed under Install > AI follows the theme by itself.
+# A Hermes the user set up some other way keeps whatever skin they chose.
+omarchy-pkg-present hermes-desktop || exit 0
+
+# The same hand-over a fresh install does. A Hermes that is not ready or refuses
+# the write is reported and done with there; only Omarchy's own failures return.
+omarchy-theme-set-hermes --activate