webpack.config.js

const HtmlWebPackPlugin = require("html-webpack-plugin");

module.exports = {
    output: {
        filename: '[name].bundle.js',
        chunkFilename: '[name].bundle.js'
    },
    module: {
        rules: [
            {
                test: /\.js$/,
                exclude: /node_modules/,
                use: {
                    loader: "babel-loader"
                }
            },
            {
                test: /\.html$/,
                use: [
                    {
                        loader: "html-loader"
                    }
                ]
            },
            {
                test: /\.css$/,
                loader: 'style-loader'
            }, {
                test: /\.css$/,
                loader: 'css-loader',
                query: {
                    modules: true,
                    localIdentName: '[name]__[local]___[hash:base64:5]'
                }
            }
        ]
    },
    plugins: [
        new HtmlWebPackPlugin({
            template: "./public/index.html",
            filename: "./index.html"
        })
    ]
};