init: 整合项目（dashboard + www + docs）

dashboard/frontend/packages/hooks/src/use-loading.ts

@@ -0,0 +1,16 @@
+import useBoolean from './use-boolean';
+
+/**
+ * Loading
+ *
+ * @param initValue Init value
+ */
+export default function useLoading(initValue = false) {
+  const { bool: loading, setTrue: startLoading, setFalse: endLoading } = useBoolean(initValue);
+
+  return {
+    loading,
+    startLoading,
+    endLoading
+  };
+}