https://nodejs.org/en/download/
https://docs.npmjs.com/getting-started/installing-node
$ npm install -g http-server
(if no permission access then Navigate to internal-dashboard folder via Command Line Tool and run $ npm install http-server)
Clone internal-dashboard repo
Navigate to internal-dashboard folder via Command Line Tool
Run following command:
$ http-server -c
This will start your server. Copy available url and paste it to any browser.