webpack.production.config.js

'use strict';

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

module.exports = {
    entry: "./src/js/app.js",
    output: {
        path: path.join(__dirname, 'dist'),
        filename: 'bundle.js'
    },
    module: {
        loaders: [
            {
                test: /\.jsx?$/,
                loader: "babel-loader",
                exclude: /node_modules/
            },
            {
                test: /\.css$/,
                loaders: ["style-loader", "css-loader"]
            }
        ]
    },
    plugins: [
        new webpack.DefinePlugin({
            "process.env": {
                NODE_ENV: JSON.stringify("production")
            }
        })
    ]
};