webpack.config.js

/**
 * The plugin will generate an HTML5 file that includes
 * all your webpack bundles in the body using script tags.
 */
const HtmlWebPackPlugin = require("html-webpack-plugin");

module.exports = {
  entry: "./src/index.js",
  output: {
    path: __dirname + "/build",
    publicPath: "/",
    filename: "rivraddon.js"
  },
  module: {
    rules: [
      {
        test: /\.(js)$/,
        exclude: /node_modules/,
        use: {
          /**
           * Use babel-loader for transforming
           * ES6 down to ES5.
           */
          loader: "babel-loader"
        }
      }
    ]
  },
  /**
   * Allows to skip writing file extension
   *  while importing a module
   */
  resolve: {
    modules: ["node_modules"],
    extensions: [".js", ".json"],
    mainFields: ["loader", "main"]
  },
  plugins: [
    new HtmlWebPackPlugin({
      template: "./src/index.html",
      filename: "./index.html"
    })
  ]
};