/ (GET)
/home (GET)
/login (GET)
/contacts (GET)
/clients (GET)
/app/user (GET | POST)
/app/user/:id (GET | PUT | DELETE)
/app/invoice (GET | POST)
/app/invoice/:id (GET | PUT | DELETE)
Assuming you have npm and Node.js installed on your machine
$> npm install
$> node appLink