webpackDynamicEntries.js

const glob = require('glob');

const entryArray = glob.sync('js/apps/**/index.js');
const entry = entryArray.reduce((acc, item) => {
    const name = item.replace('/index.js', '');
    acc[name.replace('js', '')] = `./${item}`;
    return acc;
}, {});

entry.vendor = [
    'babel-polyfill',
    'lodash',
    'react',
    'react-addons-linked-state-mixin',
    'react-dom',
    'react-bootstrap',
    'react-router',
    'react-widgets',
    'redux',
    'moment'
];