Use dev version for npm dev server
<div class="container layout" id="root"></div>
<!-- Dependencies -->
- <script src="./node_modules/react/umd/react.production.min.js"></script>
- <script src="./node_modules/react-dom/umd/react-dom.production.min.js"></script>
+ <script src="./node_modules/react/umd/react.development.js"></script>
+ <script src="./node_modules/react-dom/umd/react-dom.development.js"></script>
<!-- Main -->
<script src="./dist/bundle.js"></script>
