webpack production config

const path = require("path");
const webpack = require('webpack');
const fs = require('fs');

module.exports = [{
    entry: {
        app: './frontend/js/app_client.jsx',
        vendor: "react"
    },
    output: {
        path: path.join(__dirname, "public"),
        filename: 'js/[name].[chunkhash].generated.js'
    },
    module: {
        rules: [
            {
                test: /\.jsx?$/,
                exclude: /node_modules/,
                use: [{ loader: 'babel-loader' }]
            },
            {
                test: /\.js$/,
                exclude: /node_modules/,
                use: [{ loader: 'babel-loader' }]
            },
            {
                test: /\.less$/,
                use: [
                    'style-loader',
                    'css-loader',
                    'less-loader'
                ]
            },
            {
                test: /\.css$/,
                use: [
                    'style-loader',
                    'css-loader'
                ]
            },
            {
                test: /\.woff$/,
                use: ['file-loader']
            },
            {
                test: /\.svg$/,
                use: ['file-loader']
            },
            {
                test: /\.png$/,
                use: [{
                    loader: 'url-loader',
                    options:{
                        mimetype:'image/png'
                    }
                }]
            }
        ]
    },
    externals: {
    },
    resolve: {
        extensions: ['.js', '.jsx']
    },
    plugins: [
        new webpack.optimize.UglifyJsPlugin({
            compress: {
                warnings: true
            },
            minimize: true,
            sourceMap: false
        }),
        new webpack.DefinePlugin({
            'process.env': {
                'NODE_ENV': '"production"'
            }
        }),
        new webpack.optimize.CommonsChunkPlugin({
            name: ['vendor', 'manifest']
        })
    ]
}];