webpack config + babel-loader

webpack.config.js

@@ -0,0 +1,24 @@
+const path = require('path');
+
+module.exports = {
+  mode: 'production',
+  entry: ["./js/index.js"],
+  output: {
+    path: path.join(__dirname, '/dist'),
+    filename: 'reveal.min.js',
+  },
+  module: {
+    rules: [
+      {
+        test: /\.js$/,
+        exclude: /(node_modules)/,
+        loader: 'babel-loader',
+        query: {
+          presets: [
+            [ '@babel/preset-env' ],
+          ],
+        },
+      },
+    ],
+  },
+};