webpack.config.js

const webpack = require('webpack');
const ExtractTextPlugin = require('extract-text-webpack-plugin');
const BundleAnalyzerPlugin = require('webpack-bundle-analyzer').BundleAnalyzerPlugin;

module.exports = {
  devtool: 'source-map',
  entry: './src/index.jsx',

  output: {
    path: __dirname + '/public',
    filename: './bundle.js'
  },

  devServer: {
    port: 7007,
    contentBase: './public'
  },

  resolve: {
    extensions: ['.js', '.jsx'],
    alias: {
      scripts: __dirname + '/src/components/'
    }
  },

  plugins: [
    new webpack.ProvidePlugin({
        $: "jquery",
        jQuery: "jquery"
    }),
    new ExtractTextPlugin('./public/main.css'),
    new BundleAnalyzerPlugin({
      analyzerMode: 'server',
      analyzerHost: 'localhost',
      analyzerPort: 7008,
      reportFilename: 'report.html',
      defaultSizes: 'parsed',
      openAnalyzer: false,
      generateStatsFile: false,
      statsFilename: 'stats.json',
      statsOptions: null,
      logLevel: 'info'
    })
  ],

  module: {
    loaders: [
      {
        test: /.jsx?/,
        loader: 'babel-loader',
        exclude: /node_modules/,
        query: {
          presets: ['es2015', 'react'],
          plugins: ['transform-object-rest-spread']
        }
      },

      {
        test: /.css$/,
        loader: 'style-loader'
      },
      {
        test: /.css$/,
        loader: 'css-loader',
        query: {
          modules: true,
          localIdentName: '[name]__[local]__[hash:base64:5]'
        }
      }
    ]
  }
}