Simple webpack config

webpack.config.js

var path = require('path');

module.exports = {
    entry: './app/main.js',
    output: {
        path: __dirname,
        filename: 'bundle.js'
    },
    devServer: {
        historyApiFallback: true,
        hot: true,
        inline: true,
        progress: true
    },
    module: {
        loaders: [
            {
              test: /\.js?$/,
              exclude: /(node_modules|bower_components)/,
              loader: 'babel'
            }
        ]
    }
};