[PDM 1.1.x] New to PDM: How to Add Remote (Set Up User/Permissions)?

I apologize. I just read through the entire documentation for PDM and feel like I must have missed something. Is there a guide to adding a Remote (cluster) to PDM using the web GUI? The web GUI's interface for adding a Remote is pretty straightforward. Right now, I only have a root user with PAM authentication on my test PVE single node cluster. The root user is protected via OTP 2FA, but even…