webpack.config.js

const webpack = require('webpack');
const HtmlWebpackPlugin = require('html-webpack-plugin');
const CleanWebpackPlugin = require('clean-webpack-plugin');
const path = require('path');

module.exports = {
  entry: [
    'webpack-dev-server/client?http://localhost:8080',
    'webpack/hot/only-dev-server',
    './src/index.js'
  ],
  devtool: 'source-map',
  devServer: {
    contentBase: './dist',
    hot: true,
    headers: { 'Access-Control-Allow-Origin': '*' }
    // will be needed for API calls
    // proxy: {
    //   '/api/*': 'http://localhost:3000',
    // },
  },
  output: {
    filename: 'bundle.js',
    path: path.resolve(__dirname, 'dist')
  },
  plugins: [
    new CleanWebpackPlugin(['dist']),
    new webpack.HotModuleReplacementPlugin(),
    new HtmlWebpackPlugin({
      filename: 'index.html',
      template: 'src/index.html'
    })
  ],
  module: {
    loaders: [
      {
        test: /\.js?$/,
        loaders: ['babel-loader'],
        include: path.join(__dirname, 'src'),
        exclude: /node_modules/
      }
    ]
  },
  resolve: {
    extensions: ['.js']
  },
  externals: {
    gigya: 'gigya'
  }
};