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webpack.config.js

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+const path = require('path');
+const HtmlWebpackPlugin = require('html-webpack-plugin');
+const { CleanWebpackPlugin } = require('clean-webpack-plugin');
+const TerserJSPlugin = require('terser-webpack-plugin');
+const OptimizeCSSAssetsPlugin = require('optimize-css-assets-webpack-plugin');
+const MiniCssExtractPlugin = require('mini-css-extract-plugin');
+const HtmlWebpackInlineSourcePlugin = require('html-webpack-inline-source-plugin');
+const Sass = require('sass');
+
+const isProduction = process.env.NODE_ENV == 'production';
+const isDevelopment = !isProduction;
+
+module.exports = {
+  watchOptions: {
+    ignored: /node_modules/,
+  },
+  devtool: 'inline-source-map',
+  devServer: {
+    host: '0.0.0.0',
+    disableHostCheck: true,
+  },
+  optimization: {
+    minimize: true,
+    minimizer: [
+      new TerserJSPlugin({
+        sourceMap: isDevelopment,
+        cache: true,
+        test: /\.ts$/i,
+        terserOptions: {
+          ecma: 5,
+          warnings: true,
+          parse: {},
+          compress: { defaults: true },
+          mangle: true,
+          module: false,
+          output: null,
+          toplevel: true,
+          nameCache: null,
+          ie8: false,
+          keep_classnames: false,
+          keep_fnames: false,
+          safari10: false,
+        },
+      }),
+      new OptimizeCSSAssetsPlugin({}),
+    ],
+  },
+  plugins: [
+    new CleanWebpackPlugin(),
+    new HtmlWebpackPlugin({
+      xhtml: true,
+      template: './src/index.html',
+      minify: {
+        collapseWhitespace: true,
+        removeComments: true,
+        removeRedundantAttributes: true,
+        removeScriptTypeAttributes: true,
+        removeStyleLinkTypeAttributes: true,
+        useShortDoctype: true,
+      },
+      inlineSource: '.(js|css)$',
+    }),
+    new HtmlWebpackInlineSourcePlugin(),
+    new MiniCssExtractPlugin({
+      filename: '[name].[contenthash].css',
+      chunkFilename: '[id].[contenthash].css',
+    }),
+  ],
+  entry: {
+    index: './src/index.ts',
+  },
+  module: {
+    rules: [
+      {
+        test: /\.(glsl)$/,
+        use: {
+          loader: 'raw-loader',
+        },
+      },
+      {
+        test: /\.ico$/i,
+        use: {
+          loader: 'file-loader',
+          query: {
+            outputPath: '/',
+            name: '[name].[ext]',
+          },
+        },
+      },
+      {
+        test: /\.scss$/i,
+        use: [
+          MiniCssExtractPlugin.loader,
+          'css-loader',
+          'postcss-loader',
+          {
+            loader: 'resolve-url-loader',
+            options: {
+              keepQuery: true,
+            },
+          },
+          {
+            loader: 'sass-loader',
+            options: {
+              sourceMap: true,
+              implementation: Sass,
+            },
+          },
+        ],
+      },
+      {
+        test: /\.ts$/,
+        use: {
+          loader: 'ts-loader',
+        },
+        exclude: /node_modules/,
+      },
+    ],
+  },
+  resolve: {
+    extensions: ['.ts', '.js', '.glsl'],
+  },
+  output: {
+    filename: '[name].[contenthash].js',
+    path: path.resolve(__dirname, 'dist'),
+  },
+};