The basic use of webpack and react

webpack.config.js

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

module.exports = {
	
    entry: {
        index: './src/script/education.js',
  	//vendor: ["react", "react-dom"]
    },

    output: {
        path: __dirname + '/build',
        //filename: 'education_[hash].js'
        filename: 'education.js',
        publicPath: "/build",
        //chunkFilename: '[name].[chunkhash:5].chunk.js',
        chunkFilename: "[name].js" 
    },
  
    devServer: {
        contentBase: './build',
        host: 'localhost',
        port: 9000,
        historyApiFallback: false,
        proxy: {
            '/api': {
                target: 'http://dev2.3-api.zuren8.com/',
                pathRewrite: {'^/api': ''},
                changeOrigin: true
            }
        }
    },
  
    module: {
        loaders: [
        {
            test: /\.css$/,
            loader: ExtractTextPlugin.extract({
                fallback: 'style-loader',
                use: 'css-loader'
            })
        },
        {
            test: /\.scss$/,
            loader: ExtractTextPlugin.extract({
                fallback: 'style-loader',
                use: 'css-loader!sass-loader'
            })
        },
        {
            test: /\.js$/,
            exclude: /node_modules/,
            loader: 'react-hot-loader!babel-loader'
        }
        ]
    },
  
    plugins: [
        /*new webpack.optimize.UglifyJsPlugin({
            compress: {
                warnings: false
            },
            output: {
                comments: false
            }
        }),*/
  
        new HtmlWebpackPlugin({
            template: './src/index.ejs',
            filename: 'index.html',
            title: 'name'
        }),
    
        new ExtractTextPlugin({
            //filename: 'education_[hash].css',
            filename: 'education.css',
            disable: false,
            allChunks: true
        }),
    
        /*new OpenBrowserPlugin({
            url: 'http://localhost:9000'
        }),*/
    
        /*new webpack.optimize.CommonsChunkPlugin({
            names: 'vendor',
            filename: 'vendor.js'
	}),*/
    ],
  
    externals: {
        'react': 'window.React',
        'react-dom': 'window.ReactDOM',
        'react-router': 'window.ReactRouter',
        'redux': 'window.Redux',
        'react-redux': 'window.ReactRedux',
        "jquery": 'window.$'
    }
  
}