Add files via upload

internal/handler/agent.go

@@ -491,7 +491,7 @@ func appendAttachmentsToMessage(msg string, attachments []ChatAttachment, savedP
 	}
 	var b strings.Builder
 	b.WriteString(msg)
-	b.WriteString("\n\n[用户上传的文件已保存到以下路径（请按需读取文件内容，而不是依赖内联内容）]\n")
+	b.WriteString("\n\n[用户上传的文件]\n")
 	for i, a := range attachments {
 		if i < len(savedPaths) && savedPaths[i] != "" {
 			b.WriteString(fmt.Sprintf("- %s: %s\n", a.FileName, savedPaths[i]))