webpack.prod.config.js

const path = require('path');
const webpack = require('webpack');
const ExtractTextPlugin = require('extract-text-webpack-plugin');
const HtmlWebpackPlugin = require('html-webpack-plugin');


module.exports = {
  devtool: 'hidden-source-map',
  entry: {
    app: './src',
  },
  output: {
    path: path.join(__dirname, 'dist'),
    filename: 'static/bundle.[name].[chunkhash].js',
    publicPath: '/'
  },
  plugins: [
    new HtmlWebpackPlugin({
      template: './index.html',
      filename: 'index.html',
      minify: {
        minifyCSS: true,
        removeEmptyAttributes: true,
        removeComments: true
      }
    }),
    new webpack.optimize.OccurrenceOrderPlugin(),
    new ExtractTextPlugin('static/app.[chunkhash].css'),
    new webpack.optimize.AggressiveMergingPlugin(),
  ],
  module: {
    loaders: [
      {
        test: /\.js$/,
        loader: 'babel-loader',
        exclude: /node_modules/,
        query: {
          presets: ['es2015', 'stage-0']
        }
      },
      {
        test: /\.scss$/,
        exclude: /node_modules/,
        loader: ExtractTextPlugin.extract({
          fallback: 'style-loader',
          use: 'css-loader!postcss-loader!sass-loader'
        })
      },
      {
        test: /\.css$/,
        loader: ExtractTextPlugin.extract({
          fallback: 'style-loader',
          use: 'css-loader!postcss-loader'
        })
      },
      {
        test: /\.(ico|jpg|jpeg|png|gif|eot|otf|webp|svg|ttf|woff|woff2)(\?.*)?$/,
        loader: 'file-loader?name=static/[name].[ext]',
      },
      {
        test: /\.(jpg|png|gif)$/,
        include: /images/,
        loader: 'url-loader'
      },
      {
        test: /manifest.json$/,
        loader: 'file-loader?name=manifest.json'
      }
    ]
  }
};