From 0abf5aaff0e6182d5a24af3e58763c182d0cd940 Mon Sep 17 00:00:00 2001
From: MT-Mint <798521692@qq.com>
Date: Fri, 24 Apr 2026 10:27:35 +0800
Subject: [PATCH] =?UTF-8?q?fix:=20=E4=BF=AE=E5=A4=8D=E5=8D=95=E4=B8=AA\n?=
 =?UTF-8?q?=E8=BE=93=E5=85=A5=EF=BC=8C=E6=B8=B2=E6=9F=93=E6=97=B6=E4=B8=8D?=
 =?UTF-8?q?=E4=BC=9A=E6=8D=A2=E8=A1=8C=E7=9A=84=E9=97=AE=E9=A2=98?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 .../workspace/messages/message-list-item.tsx       |  9 ++++++---
 frontend/src/core/messages/utils.ts                | 14 ++++++++++++++
 2 files changed, 20 insertions(+), 3 deletions(-)

diff --git a/frontend/src/components/workspace/messages/message-list-item.tsx b/frontend/src/components/workspace/messages/message-list-item.tsx
index 52c4fa0d..7cc04ea2 100644
--- a/frontend/src/components/workspace/messages/message-list-item.tsx
+++ b/frontend/src/components/workspace/messages/message-list-item.tsx
@@ -28,6 +28,7 @@ import { resolveArtifactURL } from "@/core/artifacts/utils";
 import { useI18n } from "@/core/i18n/hooks";
 import {
   extractContentFromMessage,
+  normalizeHumanMessageDisplayText,
   extractReasoningContentFromMessage,
   parseUploadedFiles,
   stripPriorityHintSuffix,
@@ -167,9 +168,11 @@ function MessageContent_({
 
   const contentToDisplay = useMemo(() => {
     if (isHuman) {
-      return rawContent
-        ? stripPriorityHintSuffix(stripUploadedFilesTag(rawContent))
-        : "";
+      if (!rawContent) {
+        return "";
+      }
+      const cleaned = stripPriorityHintSuffix(stripUploadedFilesTag(rawContent));
+      return normalizeHumanMessageDisplayText(cleaned);
     }
     return rawContent ?? "";
   }, [rawContent, isHuman]);
diff --git a/frontend/src/core/messages/utils.ts b/frontend/src/core/messages/utils.ts
index fe174166..37c89480 100644
--- a/frontend/src/core/messages/utils.ts
+++ b/frontend/src/core/messages/utils.ts
@@ -364,6 +364,20 @@ export function stripPriorityHintSuffix(content: string): string {
     .trim();
 }
 
+/**
+ * Normalize human-authored message text for markdown rendering.
+ * - Decode literal "\n" into real line breaks.
+ * - Split Chinese-numbered items (e.g. "1）...") into separate paragraphs.
+ */
+export function normalizeHumanMessageDisplayText(content: string): string {
+  return content
+    .replace(/\\n/g, "\n")
+    .replace(/\r\n?/g, "\n")
+    .replace(/\n(?=\d+[）)]\s*)/g, "\n\n")
+    .replace(/\n{3,}/g, "\n\n")
+    .trim();
+}
+
 export function parseUploadedFiles(content: string): FileInMessage[] {
   // Match <uploaded_files>...</uploaded_files> tag
   const uploadedFilesRegex = /<uploaded_files>([\s\S]*?)<\/uploaded_files>/;