Create function that adds new user info to the user management table

[linear]

Description:

If a user has not logged into the QC before and the user authenticates , the new username/email from Keycloak is added to the table as a new row with their role set to Standard User.

Acceptance Criteria:

• If the function to check whether a user has logged in before returns false ( QUE-127), a new row is added to the user management table that adds the user's username/email from Keycloak and sets their role to Standard User.

[linear]

QUE-128 Create function that adds new user info to the user management table