Install node packages
npm install
Configure baseurl of backend if it's not running on localhost:8000 in src/config/app.config.js
Restangular.setBaseUrl('http://localhost:8000/api');
to
Restangular.setBaseUrl('THE-URL-YOUR-BACKEND-SERVER-RUNS-ON/api');
Fire up the node server and watch files
npm run watch
If npm server doesn't boot properly, I have provided another one that you can use
http-server