chore: Enable "curly" rule to avoid single-statement if confusion/errors.

src/gateway/exec-approval-manager.ts

@@ -64,7 +64,9 @@ export class ExecApprovalManager {
 
   resolve(recordId: string, decision: ExecApprovalDecision, resolvedBy?: string | null): boolean {
     const pending = this.pending.get(recordId);
-    if (!pending) return false;
+    if (!pending) {
+      return false;
+    }
     clearTimeout(pending.timer);
     pending.record.resolvedAtMs = Date.now();
     pending.record.decision = decision;