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* Remove outdated or internal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-hook

@@ -1,6 +1,7 @@
 #!/bin/bash
 
-# Run a named hook, like post-update (available in ~/.config/omarchy/hooks/post-update).
+# omarchy:summary=Run a named hook, like post-update (available in ~/.config/omarchy/hooks/post-update).
+# omarchy:args=[name] [args...]
 
 set -e