Add omarchy CLI (#5477)

* Add omarchy CLI

* Remove outdated or internal

* Add bash completions for command

* Add omarchy command documentation

* Add missing docs

* Correct to what's now right

* Fix tests

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Co-authored-by: David Heinemeier Hansson <david@hey.com>

bin/omarchy-system-logout

@@ -1,9 +1,9 @@
 #!/bin/bash
 
-# Logout command that first closes all application windows (thus giving them a chance to save state),
-# then stops the session, returning to the SDDM login screen.
+# omarchy:summary=Log out after closing application windows
+# omarchy:examples=omarchy logout | omarchy system logout
+# omarchy:aliases=omarchy logout
 
-# Schedule the session stop after closing windows (detached from terminal)
 nohup bash -c "sleep 2 && uwsm stop" >/dev/null 2>&1 &
 
 # Now close all windows