chore: replace UglifyJsPlugin with TerserPlugin

Author: SSShooter

dist/MindElixirLite.js

@@ -1,6 +1,6 @@
 {
   "name": "mind-elixir",
-  "version": "0.19.2",
+  "version": "0.19.3",
   "description": "Mind elixir is a free open source mind map core.",
   "main": "dist/MindElixir.js",
   "scripts": {
@@ -47,9 +47,9 @@
     "puppeteer-to-istanbul": "^1.4.0",
     "regenerator-runtime": "^0.13.7",
     "style-loader": "^3.3.1",
+    "terser-webpack-plugin": "^5.3.1",
     "ts-loader": "^9.2.6",
     "typescript": "^4.4.3",
-    "uglifyjs-webpack-plugin": "2.1.3",
     "url-loader": "^4.1.1",
     "webpack": "5.70.0",
     "webpack-bundle-analyzer": "^4.5.0",

dist/example1.js

@@ -1,7 +1,7 @@
 const path = require('path')
 // const webpack = require('webpack')
 const HtmlWebpackPlugin = require('html-webpack-plugin')
-const UglifyJsPlugin = require('uglifyjs-webpack-plugin')
+const TerserPlugin = require('terser-webpack-plugin')
 // const BundleAnalyzerPlugin = require('webpack-bundle-analyzer')
 //   .BundleAnalyzerPlugin
 
@@ -78,13 +78,16 @@ module.exports = (env, argv) => {
       //   new BundleAnalyzerPlugin()
       // ],
       optimization: {
-        minimizer: [new UglifyJsPlugin({
-          uglifyOptions: {
-            compress: {
-              drop_console: true,
+        minimize: true,
+        minimizer: [
+          new TerserPlugin({
+            terserOptions: {
+              compress: {
+                drop_console: true,
+              },
             },
-          },
-        })],
+          }),
+        ],
       },
     }
   }