update

vue.config.js

@@ -2,7 +2,7 @@ const path = require('path');
 const frame = path.resolve(__dirname, '../frame');
 const school = path.resolve(__dirname, '../train-school');
 module.exports = {
-  publicPath: process.env.NODE_ENV === 'development' ? '/' : 'center',
+  publicPath: process.env.NODE_ENV === 'development' ? '/' : './center',
   outputDir: 'center',
   configureWebpack: {
     // externals: {