It’s not up to you, though. Blizzard’s opinion is that accusing someone of cheating is as easily done to harass the innocent as to bring awareness to the guilty, and prefers no calling people out.
Here’s one example from last year - which is pretty explicit there at the end. There’s been no official statement this has changed, and as it has been the rule for over a decade, I’d expect any change to be VERY widely stated.