fix(chat): reconcile reply recovery with continuous agent conversations

electron/coding-teacher/store.ts

@@ -6,12 +6,16 @@ import { isTeacherReplyEnvelope, parseTeacherReply } from '../../shared/teacher-
 import { TeacherError } from './config-client';
 
 /** Repair only received, completed protocol replies; never resume a model request. */
-function repairCompletedReply(request: TeacherRequest): void {
+export function repairCompletedReply(request: TeacherRequest): void {
   const raw = request.unparsedResponse;
   if (request.status !== 'completed' || typeof raw !== 'string'
     || !(request.discussionError || request.replyParseError || request.replyIncomplete)
     || !isTeacherReplyEnvelope(raw)) return;
   const parsed = parseTeacherReply(raw);
+  if (request.replyQuickRepliesRejected) {
+    parsed.quickReplies = [];
+    parsed.parseError ??= request.replyParseError;
+  }
   if (parsed.incomplete) {
     // Keep the previous text and diagnostics as evidence, but do not present a
     // legacy half-sentence as a complete reply.