office-addin-sso

First released in December 2019.
This package provides the ability to register an application in Azure Active Directory and for implementing single sign on task pane add-ins.
link - npmjs.com/package/office-addin-sso
link - github.com/OfficeDev/Office-Addin-Scripts/tree/master/packages/office-addin-sso

This package can register an application in Azure Active Directory with the necessary permissions and scopes to allow for making Graph API calls on behalf of the logged-in user.
Allows calls from a task pane to be made to the Graph API using the token generated by the task pane add-in.

makeGraphApiCall

getGraphToken

handleClientSideErrors

showMessage