Wire the reviewer and assert reflection on the wire

main injects the AI service as the reviewer alongside the other roles.
A web test drives a session to Review and asserts the recap rides the
state payload, then to the next Planning and asserts the carry-forward
does too.

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

cmd/antidriftd/main.go

@@ -45,7 +45,8 @@ func main() {
 		ctrl.SetCoach(svc)
 		ctrl.SetDriftJudge(svc)
 		ctrl.SetNudge(svc)
-		log.Printf("ai: %s backend (coach + drift judge + nudge)", backend.Name())
+		ctrl.SetReviewer(svc)
+		log.Printf("ai: %s backend (coach + drift judge + nudge + reviewer)", backend.Name())
 	}
 
 	// Wire the Tasks port: Amazing Marvin via ampy's `am` CLI. The command is