Add China app catalog and first-run wizard

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

bin/omarchy-cn-app-install

@@ -0,0 +1,46 @@
+#!/bin/bash
+# omarchy:summary=Install a China app from the catalog with source confirmation
+# omarchy:args=<app-id> [--yes]
+# omarchy:examples=omarchycn app install wechat | omarchycn app install tencent-docs
+
+set -euo pipefail
+
+APPS_JSON="$OMARCHY_PATH/cn/apps.json"
+
+app="${1:?usage: omarchycn app install <app-id> (see: omarchycn app list)}"
+yes="${2:-}"
+
+entry=$(jq -e --arg a "$app" '.apps[$a]' "$APPS_JSON") || {
+  echo "Unknown app: $app (see: omarchycn app list)" >&2
+  exit 1
+}
+
+name=$(jq -r '.name' <<<"$entry")
+source_type=$(jq -r '.source' <<<"$entry")
+license=$(jq -r '.license' <<<"$entry")
+
+if [[ $license == "proprietary" && $yes != "--yes" ]]; then
+  pkg=$(jq -r '.package' <<<"$entry")
+  echo "$name 为专有软件，来源: AUR/$pkg（构建脚本公开，二进制来自厂商）"
+  if [[ -t 0 ]]; then
+    gum confirm "确认安装？" || exit 1
+  else
+    echo "非交互环境需显式加 --yes 确认专有软件安装" >&2
+    exit 1
+  fi
+fi
+
+case "$source_type" in
+aur)
+  omarchy-pkg-add "$(jq -r '.package' <<<"$entry")"
+  ;;
+webapp)
+  omarchy-webapp-install "$name" "$(jq -r '.url' <<<"$entry")" "$(jq -r '.icon' <<<"$entry")"
+  ;;
+*)
+  echo "Unknown source type: $source_type" >&2
+  exit 1
+  ;;
+esac
+
+echo "$name 安装完成"