SAN FRANCISCO—Klay Thompson couldn’t wait to get his first shot up after more than 2 1/2 years away. Thompson’s running layup 40 seconds into Golden State’s 96–82 victory over Cleveland on Sunday night was a sign that the five-time All-Star is feeling just fine—even if coach Steve Kerr drew up the play for someone else. “He wasn’t shy, was he?” Kerr said. “Not that we would ever expect Klay to be shy. I drew up the first play not for him but for him to catch it and move it on. I should have known better.” Thompson finished with 17 points in his return from two devastating injuries on a night when he was the toast of San Francisco. Thompson was 7 of 18 from the field and 3 of 8 from 3-point range. He added three rebounds, an assist, and a steal in 20 minutes, walking off the court …