Revert "Babel: use babel-loader instead of ts-loader, ng-annotate with babel-plugin-angularjs-annotate (#21554)" (#21570)

This reverts #21554 which caused problems with e2e.
This reverts commit e7e0d18bc8.

scripts/webpack/webpack.hot.js

@@ -7,7 +7,7 @@ const webpack = require('webpack');
 const HtmlWebpackPlugin = require('html-webpack-plugin');
 const HtmlWebpackHarddiskPlugin = require('html-webpack-harddisk-plugin');
 const CleanWebpackPlugin = require('clean-webpack-plugin');
-const IgnoreNotFoundExportPlugin = require('./IgnoreNotFoundExportPlugin.js');
+const IgnoreNotFoundExportPlugin = require("./IgnoreNotFoundExportPlugin.js");
 
 module.exports = merge(common, {
   mode: 'development',
@@ -36,56 +36,50 @@ module.exports = merge(common, {
       '!/public/build': 'http://localhost:3000',
     },
     watchOptions: {
-      ignored: /node_modules/,
-    },
+      ignored: /node_modules/
+    }
   },
 
   optimization: {
     removeAvailableModules: false,
     runtimeChunk: false,
     removeEmptyChunks: false,
-    splitChunks: false,
+    splitChunks: false
   },
 
   module: {
-    rules: [
-      {
+    rules: [{
         test: /\.tsx?$/,
         exclude: /node_modules/,
-        use: [
-          {
-            loader: 'babel-loader',
-            options: {
-              cacheDirectory: true,
-              babelrc: false,
-              plugins: [
-                [
-                  require('@rtsao/plugin-proposal-class-properties'),
-                  {
-                    loose: true,
+        use: [{
+          loader: 'babel-loader',
+          options: {
+            cacheDirectory: true,
+            babelrc: false,
+            plugins: [
+              [require('@rtsao/plugin-proposal-class-properties'), {
+                loose: true
+              }],
+              'angularjs-annotate',
+              '@babel/plugin-syntax-dynamic-import', // needed for `() => import()` in routes.ts
+              'react-hot-loader/babel',
+            ],
+            presets: [
+              [
+                '@babel/preset-env',
+                {
+                  targets: {
+                    browsers: 'last 3 versions'
                   },
-                ],
-                'angularjs-annotate',
-                '@babel/plugin-syntax-dynamic-import', // needed for `() => import()` in routes.ts
-                'react-hot-loader/babel',
+                  useBuiltIns: 'entry',
+                  modules: false
+                },
               ],
-              presets: [
-                [
-                  '@babel/preset-env',
-                  {
-                    targets: {
-                      browsers: 'last 3 versions',
-                    },
-                    useBuiltIns: 'entry',
-                    modules: false,
-                  },
-                ],
-                '@babel/preset-typescript',
-                '@babel/preset-react',
-              ],
-            },
+              '@babel/preset-typescript',
+              '@babel/preset-react',
+            ],
           },
-        ],
+        }, ],
       },
       {
         test: /\.scss$/,
@@ -96,13 +90,13 @@ module.exports = merge(common, {
             loader: 'postcss-loader',
             options: {
               config: {
-                path: __dirname + '/postcss.config.js',
+                path: __dirname + '/postcss.config.js'
               },
             },
           },
           {
-            loader: 'sass-loader',
-          },
+            loader: 'sass-loader'
+          }
         ],
       },
       {
@@ -119,7 +113,7 @@ module.exports = merge(common, {
       template: path.resolve(__dirname, '../../public/views/index-template.html'),
       inject: 'body',
       alwaysWriteToDisk: true,
-      chunksSortMode: 'none',
+      chunksSortMode: 'none'
     }),
     new HtmlWebpackHarddiskPlugin(),
     new webpack.NamedModulesPlugin(),