webpack.config.js

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

module.exports = {
  devtool: 'eval',
  entry: [
    'webpack-dev-server/client?http://localhost:3000',
    'webpack/hot/only-dev-server',
    './src/index'
  ],
  output: {
    path: path.join(__dirname, 'dist'),
    filename: 'bundle.js',
    publicPath: 'http://localhost:3000/'
  },
  plugins: [
    new webpack.HotModuleReplacementPlugin()
  ],
  module: {
    loaders: [
      {
        test: /\.js$/,
        loaders: ['react-hot', 'babel'],
        include: path.join(__dirname, 'src')
      },
      {
        test: /\.less$/,
        loaders: ['style', 'css', 'less']
      },
      {
        test: /\.css$/,
        loaders: ['style', 'css']
      },
      {
        test: /\.woff(2)?(\?v=[0-9]\.[0-9]\.[0-9])?$/,
        loader: 'url?limit=10000&mimetype=application/font-woff'
      },
      {
        test: /\.woff2(\?v=\d+\.\d+\.\d+)?$/,
        loader: 'url?limit=10000&mimetype=application/font-woff'
      },
      {
        test: /\.ttf(\?v=\d+\.\d+\.\d+)?$/,
        loader: 'url?limit=10000&mimetype=application/octet-stream'
      },
      {
        test: /\.otf(\?v=\d+\.\d+\.\d+)?$/,
        loader: 'file'
      },
      {
        test: /\.eot(\?v=\d+\.\d+\.\d+)?$/,
        loader: 'file'
      },
      {
        test: /\.svg(\?v=\d+\.\d+\.\d+)?$/,
        loader: 'url?limit=10000&mimetype=image/svg+xml'
      },
      {
        test: /\.(jpe?g|png|gif|svg)$/i,
        loaders: [
          'file?hash=sha512&digest=hex&name=[hash].[ext]',
          'image-webpack?bypassOnDebug&optimizationLevel=7&interlaced=false'
        ]
      }

    ]
  }
};