webpack.config.prod.js

const path = require('path');
const webpack = require('webpack');
const BundleTracker = require('webpack-bundle-tracker');
const ExtractText = require('extract-text-webpack-plugin');
const MiniCssExtractPlugin = require('mini-css-extract-plugin');
const CleanWebpackPlugin = require('clean-webpack-plugin');


module.exports = {
    entry: [
        path.join(__dirname, 'src/js/index')
    ],

    output: {
        path: path.join(__dirname, 'dist'),
        filename: '[name]-[hash].js',
    },


    plugins: [
        new BundleTracker({
            path: __dirname,
            filename: '../../webpack-stats.json'
        }),
        new MiniCssExtractPlugin({
            // Options similar to the same options in webpackOptions.output
            // both options are optional
            filename: "[name].css",
            chunkFilename: "[id].css"
        }),

        new CleanWebpackPlugin(),
    ],
    module: {
        rules: [
            {
                test: /\.jsx?$/,
                loader: 'babel-loader',
                exclude: /node_modules/,
            },
            {
                test: /\.css$/,
                use: [MiniCssExtractPlugin.loader, 'css-loader']
            }
        ],
    },

};