webpack.config.prod.js

var path = require('path');
var webpack = require('webpack');

module.exports = {
  devtool: 'source-map',
  entry: [
    './src/index'
  ],
  output: {
    path: path.join(__dirname, 'dist'),
    filename: 'bundle.js',
    publicPath: '/static/'
  },
  plugins: [
    new webpack.optimize.OccurenceOrderPlugin(),
    new webpack.DefinePlugin({
      'process.env': {
        'NODE_ENV': JSON.stringify('production')
      }
    }),
    new webpack.optimize.UglifyJsPlugin({
      compressor: {
        warnings: false
      }
    })
  ],
  module: {
    loaders: [{
      test: /\.jsx?$/,
      loaders: ['babel'],
      include: path.join(__dirname, 'src')
    },{
      test: /^((?!\.module).)*\.css$/,
      loaders: [
        'style-loader',
        'css-loader'
      ]
    }, {
      test: /\.module\.css$/,
      loaders: [
        'style-loader',
        'css-loader?modules&importLoaders=1&localIdentName=[name]__[local]___[hash:base64:5]!'
      ]
    }, {
        test: /\.(jpe?g|png|gif|svg)$/i,
      loaders: [
        'url-loader?hash=sha512&digest=hex&name=[hash].[ext]&limit=8192'
        ]
    }]
  }
};