References
project.auth()

auth

This class provides access to the auth feature of Grandeur. Simply get a reference to the auth class by calling auth() method with the project object. This is illustrated as below

// Get reference to the auth class
// by calling the auth method
var auth = project.auth();

Now once you got the reference to the auth class, you can simply use all the features by calling the respective methods. Each of the method of auth class is documented in the sections below