add all frontend files

node_modules/rc-util/es/hooks/useEffect.js

@@ -0,0 +1,14 @@
+import * as React from 'react';
+
+/** As `React.useEffect` but pass origin value in callback and not need care deps length change. */
+export default function useEffect(callback, deps) {
+  var prevRef = React.useRef(deps);
+  React.useEffect(function () {
+    if (deps.length !== prevRef.current.length || deps.some(function (dep, index) {
+      return dep !== prevRef.current[index];
+    })) {
+      callback(prevRef.current);
+    }
+    prevRef.current = deps;
+  });
+}