add all frontend files

node_modules/antd/es/tree/utils/iconUtil.d.ts

@@ -0,0 +1,13 @@
+import * as React from 'react';
+import type { AntTreeNodeProps, SwitcherIcon, TreeLeafIcon } from '../Tree';
+interface SwitcherIconProps {
+    prefixCls: string;
+    treeNodeProps: AntTreeNodeProps;
+    switcherIcon?: SwitcherIcon;
+    switcherLoadingIcon?: React.ReactNode;
+    showLine?: boolean | {
+        showLeafIcon: boolean | TreeLeafIcon;
+    };
+}
+declare const SwitcherIconCom: React.FC<SwitcherIconProps>;
+export default SwitcherIconCom;