fix(feedback): correct run_id mapping for feedback echo

The feedbackMap was keyed by run_id but looked up by LangGraph message ID.
Fixed by tracking AI message ordinal index to correlate event store
run_ids with LangGraph SDK messages.

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

frontend/src/components/workspace/messages/message-list.tsx

@@ -4,6 +4,7 @@ import {
   Conversation,
   ConversationContent,
 } from "@/components/ai-elements/conversation";
+import type { FeedbackData } from "@/core/api/feedback";
 import { useI18n } from "@/core/i18n/hooks";
 import {
   extractContentFromMessage,
@@ -18,6 +19,7 @@ import { useRehypeSplitWordsIntoSpans } from "@/core/rehype";
 import type { Subtask } from "@/core/tasks";
 import { useUpdateSubtask } from "@/core/tasks/context";
 import type { AgentThreadState } from "@/core/threads";
+import { useThreadFeedback } from "@/core/threads/hooks";
 import { cn } from "@/lib/utils";
 
 import { ArtifactFileList } from "../artifacts/artifact-file-list";
@@ -46,7 +48,11 @@ export function MessageList({
   const { t } = useI18n();
   const rehypePlugins = useRehypeSplitWordsIntoSpans(thread.isLoading);
   const updateSubtask = useUpdateSubtask();
+  const { data: feedbackData } = useThreadFeedback(threadId);
   const messages = thread.messages;
+
+  // Track AI message ordinal index for feedback mapping
+  let aiMessageIndex = 0;
   if (thread.isThreadLoading && messages.length === 0) {
     return <MessageListSkeleton />;
   }
@@ -58,12 +64,23 @@ export function MessageList({
         {groupMessages(messages, (group) => {
           if (group.type === "human" || group.type === "assistant") {
             return group.messages.map((msg) => {
+              let runId: string | undefined;
+              let feedback: FeedbackData | null = null;
+              if (msg.type !== "human" && feedbackData) {
+                runId =
+                  feedbackData.runIdByAiIndex[aiMessageIndex] ?? undefined;
+                feedback = runId
+                  ? (feedbackData.feedbackByRunId[runId] ?? null)
+                  : null;
+                aiMessageIndex++;
+              }
               return (
                 <MessageListItem
                   key={`${group.id}/${msg.id}`}
                   message={msg}
                   isLoading={thread.isLoading}
-                  threadId={threadId}
+                  runId={runId}
+                  feedback={feedback}
                 />
               );
             });
@@ -167,7 +184,7 @@ export function MessageList({
               results.push(
                 <div
                   key="subtask-count"
-                  className="text-muted-foreground pt-2 text-sm font-normal"
+                  className="text-muted-foreground font-norma pt-2 text-sm"
                 >
                   {t.subtasks.executing(tasks.size)}
                 </div>,

frontend/src/core/threads/hooks.ts

@@ -679,15 +679,29 @@ export function useRenameThread() {
   });
 }
 
+export interface ThreadFeedbackData {
+  /** Maps AI message ordinal index (0-based, counting only AI messages) to run_id */
+  runIdByAiIndex: string[];
+  /** Maps run_id to feedback data */
+  feedbackByRunId: Record<
+    string,
+    { feedback_id: string; rating: number; comment: string | null }
+  >;
+}
+
 export function useThreadFeedback(threadId: string | null | undefined) {
   return useQuery({
     queryKey: ["thread-feedback", threadId],
-    queryFn: async () => {
+    queryFn: async (): Promise<ThreadFeedbackData> => {
-      if (!threadId) return {};
+      const empty: ThreadFeedbackData = {
+        runIdByAiIndex: [],
+        feedbackByRunId: {},
+      };
+      if (!threadId) return empty;
       const res = await fetchWithAuth(
         `${getBackendBaseURL()}/api/threads/${encodeURIComponent(threadId)}/messages?limit=200`,
       );
-      if (!res.ok) return {};
+      if (!res.ok) return empty;
       const messages: Array<{
         run_id: string;
         event_type: string;
@@ -697,16 +711,20 @@ export function useThreadFeedback(threadId: string | null | undefined) {
           comment: string | null;
         } | null;
       }> = await res.json();
-      const feedbackMap: Record<
+      const runIdByAiIndex: string[] = [];
+      const feedbackByRunId: Record<
         string,
         { feedback_id: string; rating: number; comment: string | null }
       > = {};
       for (const msg of messages) {
+        if (msg.event_type === "ai_message") {
+          runIdByAiIndex.push(msg.run_id);
+        }
         if (msg.feedback && msg.run_id) {
-          feedbackMap[msg.run_id] = msg.feedback;
+          feedbackByRunId[msg.run_id] = msg.feedback;
         }
       }
-      return feedbackMap;
+      return { runIdByAiIndex, feedbackByRunId };
     },
     enabled: !!threadId,
     staleTime: 30_000,