const path = require('path');
const webpack = require('webpack');
const HtmlWebpackPlugin = require('html-webpack-plugin');
const ExtractTextWebpackPlugin = require('extract-text-webpack-plugin');
const StyleExtHtmlWebpackPlugin = require('style-ext-html-webpack-plugin');
const WebpackDashboardPlugin = require('webpack-dashboard/plugin');

const { isDevelopment, port } = require('./configuration');

const baseEntry = ['babel-polyfill', './src/client/index.jsx'];
const devEntry = [
  'react-hot-loader/patch',
  `webpack-dev-server/client?http://localhost:${port}`,
  'webpack/hot/only-dev-server',
];
const entry = isDevelopment ? devEntry.concat(baseEntry) : baseEntry;

const basePlugins = [
  new webpack.EnvironmentPlugin(['NODE_ENV']),
  new webpack.DefinePlugin({ __DEV__: isDevelopment }),
  new HtmlWebpackPlugin({
    filename: isDevelopment ? 'index.html' : '../build/index.html',
    template: 'src/shared/index.html',
    favicon: 'src/shared/assets/favicon.ico',
    inject: 'body',
    minify: { collapseWhitespace: true },
  }),
  new ExtractTextWebpackPlugin('[name].[hash].css'),
  new StyleExtHtmlWebpackPlugin({ minify: true }),
];
const devPlugins = [
  new webpack.HotModuleReplacementPlugin(),
  new webpack.NamedModulesPlugin(),
  new WebpackDashboardPlugin(),
];
const prodPlugins = [
  new webpack.LoaderOptionsPlugin({ minimize: true, debug: false }),
  new webpack.optimize.UglifyJsPlugin({ compress: { warnings: false } }),
];
const plugins = basePlugins.concat(isDevelopment ? devPlugins : prodPlugins);

module.exports = {
  entry,
  output: {
    path: path.join(__dirname, 'public'),
    publicPath: '/',
    filename: '[name].[hash].js',
  },
  devtool: isDevelopment ? 'eval-source-map' : false,
  resolve: { extensions: ['.js', '.jsx'] },
  plugins,
  module: {
    rules: [
      { test: /\.jsx?$/, loader: 'eslint-loader', enforce: 'pre' },
      { test: /\.jsx?$/, loader: 'babel-loader', exclude: /node_modules/, options: { babelrc: false, presets: [['env', { modules: false }], 'stage-0', 'react'], plugins: ['react-hot-loader/babel'] } },
      { test: /\.css$/, use: ExtractTextWebpackPlugin.extract({ fallback: 'style-loader', use: 'css-loader' }) },
      { test: /\.md$/, use: [{ loader: 'raw-loader' }, { loader: 'remarkable-loader', options: { html: true } }] },
      { test: /\.(jpe?g|png)$/, use: [{ loader: 'file-loader', options: { name: 'assets/[name].[ext]' } }, { loader: 'image-webpack-loader' }], include: /assets/ },
      { test: /\.(woff2?|ttf|eot|svg)(\?.*)?$/, loader: 'url-loader', options: { limit: 10000 } },
    ],
  },
  devServer: {
    port,
    compress: true,
    hot: true,
    historyApiFallback: true,
  },
};

@@ -2188,16 +2188,147 @@
 ader' %7D)
+, include: /normalize/ %7D,%0A      %7B test: /%5C.css$/, use: %5B%7B loader: 'style-loader' %7D, %7B loader: 'css-loader' %7D%5D, exclude: /normalize/
  %7D,%0A    

Use a critical path CSS