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* Remove outdated or internal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-drive-select

@@ -1,6 +1,6 @@
 #!/bin/bash
 
-# Select a drive from a list with info that includes space and brand. Used by omarchy-drive-set-password.
+# omarchy:summary=Select a drive from a list with info that includes space and brand. Used by omarchy-drive-set-password.
 
 if (($# == 0)); then
   drives=$(lsblk -dpno NAME | grep -E '/dev/(sd|hd|vd|nvme|mmcblk|xv)')