webpack.config.prod.js

const webpack = require('webpack');
const path = require('path');
const OpenBrowserPlugin = require('open-browser-webpack-plugin');
const HtmlWebpackPlugin = require('html-webpack-plugin');

const config = {
	devtool: 'cheap-source-map',
	entry: [
		'webpack-dev-server/client?http://localhost:9090',
		path.resolve(__dirname, 'app/index.js')
	],
	output: {
		path: path.resolve(__dirname, 'build'),
		filename: '[chunkhash:8].bundle.js',
		publicPath: '/'
	},
	resolve: {
		extensions: ['', '.js', '.jsx']
	},
	module: {
		loaders: [{
			test: /\.js|jsx$/,
			exclude: /(node_modules|bower_components)/,
			loaders: ['babel']
		}, {
			test: /(\.css|\.scss)$/,
			loaders: ["style", "css", "sass"]
		}, {
			test: /\.(jpe?g|png|gif|svg)$/i,
			loaders: [
				'url?name=[hash:8].[name].[ext]',
				'image-webpack?{progressive:true, optimizationLevel: 7, interlaced: false, pngquant:{quality: "65-90", speed: 4}}'
			]
		}]
	},
	plugins: [
		new webpack.DefinePlugin({
			'process.env.NODE_ENV': JSON.stringify('production'),
			__DEV__: JSON.stringify(JSON.parse(process.env.DEBUG || 'false'))
		}),
		new webpack.optimize.DedupePlugin(),
		new webpack.optimize.UglifyJsPlugin({
			compress: {
				warnings: false
			}
		}),
		new HtmlWebpackPlugin({
			template: 'app/index.tpl.html',
			filename: 'index.html',
			inject: true
		}),
		new OpenBrowserPlugin({
			url: 'http://localhost:9090/'
		})
	]
};

module.exports = config;