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* Remove outdated or internal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-hw-hybrid-gpu

@@ -1,7 +1,7 @@
 #!/bin/bash
 
-# supergfxctl is authoritative: in Integrated mode the dGPU is unbound and
-# hidden from lspci, so the controller count would undercount on those systems.
+# omarchy:summary=Detect whether the system has an active hybrid GPU configuration
+
 if command -v supergfxctl &>/dev/null; then
   supergfxctl -s 2>/dev/null | grep -qw Hybrid
 else