update cache meta

src/pages/document.ejs

@@ -7,16 +7,11 @@
       name="keywords"
       content="antd,umi,umijs,ant design,脚手架,布局, Ant Design,项目,Pro,admin,控制台,主页,开箱即用,中后台,解决方案,组件库"
     />
-    <meta
-      name="description"
-      content="
-    An out-of-box UI solution for enterprise applications as a React boilerplate."
-    />
-    <meta
-      name="description"
-      content="
-      开箱即用的中台前端/设计解决方案。"
-    />
+
+    <meta http-equiv="pragma" content="no-cache">
+    <meta http-equiv="Cache-Control" content="no-cache, must-revalidate">
+    <meta http-equiv="expires" content="0">
+
     <meta
       name="viewport"
       content="width=device-width, initial-scale=1.0, maximum-scale=1.0, user-scalable=0"