You're really not helping your case here, but you do you

You do have the right to use the public space, your dog does not have the right to threaten others in one. You are responsible for your dog. I am not.

Besides that, having them randomly run into strangers is not the way to help the dog with their anxiety. An environment with people in it doesn't magically give your dog socialization skills.

It was lunging, barking, and growling. The owner didn't intervene other than to move away from me. It seemed calm until I got a bit closer so I had no warning. I just walked past and ignored it because I didn't want to provoke it further.