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* Remove outdated or internal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

---------

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

bin/omarchy-tui-install

@@ -1,5 +1,8 @@
 #!/bin/bash
 
+# omarchy:summary=Create a desktop launcher for a terminal UI app
+# omarchy:args=[name command window-style icon-url]
+
 set -e
 
 if (( $# != 4 )); then