Add TeamDynamix Auth Node

It would help if there was a node for:

My use case:

Interact with TeamDynamix (TDX) API using a simplified auth node that hides credentials.

Any resources to support this?

https://solutions.teamdynamix.com/TDWebApi/Home/section/Auth

Are you willing to work on this?

Yes

Absolutely, I will be willing to contribute to this project.