初始化拉取，原文件名：admin-plus-webpack5

library/build/chainWebpack/banner/config.ts

@@ -0,0 +1,6 @@
+module.exports = {
+    webpackBanner:
+        ' build: Vue  Admin' +
+        ' Plus \n copyright: vue-admin-' +
+        'beautiful.com  \n time: ',
+}

library/build/chainWebpack/banner/index.ts

@@ -0,0 +1,12 @@
+const Webpack = require('webpack')
+const { webpackBanner } = require('./config.ts')
+
+module.exports = {
+    createBanner: (config) => {
+        config
+            .plugin('banner')
+            .use(Webpack.BannerPlugin, [
+                `${webpackBanner}${process.env.VUE_APP_UPDATE_TIME}`,
+            ])
+    },
+}