webpack.config.js

var path = require('path');
var HtmlWebpackPlugin = require('html-webpack-plugin');
var ExtractTextPlugin = require('extract-text-webpack-plugin');
var BabelPluginObjectSpread = require('babel-plugin-transform-object-rest-spread');

module.exports = {
  entry: './src/index.js',
  output: {
    path: path.resolve(__dirname, 'dist'),
    publicPath: '/',
    filename: 'bundle.js'
  },
  devServer: {
    port: 5001,
    historyApiFallback: true
  },
  devtool: 'source-map',
  module: {
    rules: [
      {
        test: /\.(js|jsx)$/,
        exclude: /(node_modules|bower_components)/,
        use: [
          {
            loader: 'babel-loader',
            options: {
              presets: ['env'],
              plugins: [BabelPluginObjectSpread]
            }
          }
        ]
      },
      {
        test: /\.scss$/,
        use: ExtractTextPlugin.extract({
          use: ['css-loader', 'sass-loader']
        })
      },
      {
        test: /\.(jpe?g|png|gif|svg)$/i,
        use: [
          'file-loader?name=[name].[hash].[ext]',
          'image-webpack-loader'
        ]
      }
    ]
  },
  plugins: [
    new HtmlWebpackPlugin({
      template: 'src/index.html'
    }),
    new ExtractTextPlugin('styles.css')
  ]
};