diff --git a/src/lib/quiz-lead.ts b/src/lib/quiz-lead.ts
index 7a832ea..8680ca4 100644
--- a/src/lib/quiz-lead.ts
+++ b/src/lib/quiz-lead.ts
@@ -185,6 +185,7 @@ export type ExistingPlan =
       };
     };
 
+// РЕШЕНИЕ D-BIZ-017: список — через subscribers/lists add, атрибуты — PUT с текущими списками без preconfirm
 export function planExisting(sub: ListmonkSubscriber, lead: QuizLead, listId: number, now: Date): ExistingPlan {
   if (sub.status === "blocklisted") return { kind: "skip", reason: "blocklisted" };
   const current = sub.lists.map((l) => l.id);