You should definitely watch Andor, it’s perhaps some of the best Star Wars content ever made. It is the only piece of the Disney content that can stand beside the original trilogy and, perhaps, has more to say. It’s very good.
I haven’t bothered with Mandalorian season 3, but seasons 1 and 2 were good in different ways. Based on initial responses, I don’t think I’ll ever watch season 3.
Dude, if you introduced them, were present at the proposal and officiated their wedding, you’re a lifelong friend even if they don’t invite you on their honeymoon.