Add omarchycn CLI entry and cn command group

Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_01QKxGW1raAWaqeU8WdHsMsp

bin/omarchy-cn-status

@@ -0,0 +1,23 @@
+#!/bin/bash
+# omarchy:summary=Show OmarchyCN version, paths, and configured state
+# omarchy:examples=omarchycn status
+
+set -euo pipefail
+
+OMARCHY_BIN_DIR=$(cd -- "$(dirname -- "${BASH_SOURCE[0]}")" && pwd)
+ROOT="${OMARCHY_BIN_DIR%/bin}"
+
+echo "OmarchyCN $("$OMARCHY_BIN_DIR/omarchy-cn-version")"
+echo "Omarchy upstream: $(<"$ROOT/version")"
+echo "Root: $ROOT"
+
+config="$HOME/.config/omarchycn"
+state="$HOME/.local/state/omarchycn"
+echo "User config: $config $([[ -d $config ]] && echo "(present)" || echo "(not created)")"
+echo "State: $state $([[ -d $state ]] && echo "(present)" || echo "(not created)")"
+
+if [[ -f $config/mirror-profile ]]; then
+  echo "Mirror profile: $(<"$config/mirror-profile")"
+else
+  echo "Mirror profile: not configured"
+fi