Welcome to the forum and thank you for nursing this guy and, above all else, being willing to keep him forever in your home. I don't know anything conformation-wise about bassets. I know the very basics so I can't help you with the problems you specified. But I did want to say that he's a very handsome fella. I love your avatar picture the best. Again, welcome!
Thanks! Here's a full size one of the couch shot if you care to see:
He's a sleeper for sure haha.