fix[chore]: do not preload runtime.js (PanJiaChen#3279)

Author: PanJiaChen

vue.config.js

@@ -50,7 +50,16 @@ module.exports = {
   },
   chainWebpack(config) {
     // it can improve the speed of the first screen, it is recommended to turn on preload
-    // config.plugins.delete('preload')
+    // it can improve the speed of the first screen, it is recommended to turn on preload
+    config.plugin('preload').tap(() => [
+      {
+        rel: 'preload',
+        // to ignore runtime.js
+        // https://github.com/vuejs/vue-cli/blob/dev/packages/@vue/cli-service/lib/config/app.js#L171
+        fileBlacklist: [/\.map$/, /hot-update\.js$/, /runtime\..*\.js$/],
+        include: 'initial'
+      }
+    ])
 
     // when there are many pages, it will cause too many meaningless requests
     config.plugins.delete('prefetch')
@@ -118,6 +127,7 @@ module.exports = {
                 }
               }
             })
+          // https:// webpack.js.org/configuration/optimization/#optimizationruntimechunk
           config.optimization.runtimeChunk('single')
         }
       )