webpack.config.js

const path = require('path');
const HtmlWebpackPlugin = require("html-webpack-plugin");
const htmlWebpackPlugin = new HtmlWebpackPlugin({
    template: path.join(__dirname, "./example/src/index.html"),
    filename: "./index.html"
});

module.exports = {
    entry: path.join(__dirname, "./example/src/app.js"),
    output: {
        path: path.join(__dirname, "example/dist"),
        filename: "bundle.js"
    },
    module: {
        rules: [
          {
            test: /\.(js|jsx)$/,
            use: "babel-loader",
            exclude: /node_modules/
          },
          {
            test: /\.css$/i,
            use: ["style-loader", "css-loader"],
          },
          {
            test: /\.svg$/,
            use: "svg-url-loader"
          }
        ]
    },
    plugins: [htmlWebpackPlugin],
    resolve: {
        extensions: [".js", ".jsx"]
    },
    devServer: {
        port: 3001
    }
};