将 web-admin 从子模块改为仓库内普通目录，便于单仓克隆与维护。

Co-authored-by: Cursor <cursoragent@cursor.com>

web-admin/src/utils/ui/index.ts

@@ -0,0 +1,11 @@
+/**
+ * UI 相关工具函数统一导出
+ *
+ * @module utils/ui/index
+ * @author Art Design Pro Team
+ */
+
+export * from './colors'
+export * from './loading'
+export * from './tabs'
+export * from './emojo'