Welcome aboard!
Very normal this early on. You will leak less when you sleep first. The worst time for me was late in the afternoon when my body was getting tired.
Do your Kegels, walk 20 - 30 minutes a day, what Bronson said.
Time heals all wounds as they say. Incontinence and ED issues are the major side effects of surgery. ALL treatment plans have side effects.
Let us know how your pathology report came out. I see you are in the Gleason 8 Club! We have many here with G8.
Good luck, you will get better, everyday!
Bill from Florida