From 2eb46853bfeca94f668342a6f59e4e11e996986e Mon Sep 17 00:00:00 2001
From: "2569718930@qq.com" <2569718930@qq.com>
Date: Sat, 21 Mar 2026 19:01:14 +0800
Subject: [PATCH] Avoid duplicate backend summary notes in trend metrics

---
 frontend/lib/dashboard-utils.ts | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/frontend/lib/dashboard-utils.ts b/frontend/lib/dashboard-utils.ts
index 73505b8b..5a30cbed 100644
--- a/frontend/lib/dashboard-utils.ts
+++ b/frontend/lib/dashboard-utils.ts
@@ -972,7 +972,11 @@ export function computeFrontTrendSignal(
   ];
 
   if (backendNotes.length) {
-    backendNotes.slice(0, metrics.length).forEach((note, index) => {
+    const normalizedSummary = backendSummary.trim();
+    const alignedNotes = backendNotes.filter(
+      (note) => String(note || "").trim() !== normalizedSummary,
+    );
+    alignedNotes.slice(0, metrics.length).forEach((note, index) => {
       if (!note) return;
       metrics[index] = {
         ...metrics[index],