From 9ef970320b8ea6d460ae8bd0dafb1fd4fa1d6d5c Mon Sep 17 00:00:00 2001
From: NathanAlex7 <18898599977@163.com>
Date: Tue, 1 Sep 2026 17:02:32 +0800
Subject: [PATCH] =?UTF-8?q?fix(xingbang):=20workflow.run()=20=E8=BF=94?=
 =?UTF-8?q?=E5=9B=9E=E5=80=BC=20file=20=E5=AD=97=E6=AE=B5=E8=BD=AC?=
 =?UTF-8?q?=E5=AD=97=E7=AC=A6=E4=B8=B2,=20=E4=BF=AE=E5=A4=8D=20JSON=20?=
 =?UTF-8?q?=E5=BA=8F=E5=88=97=E5=8C=96=E5=B4=A9=E6=BA=83?=
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五智能体流水线真实提交后返回结果序列化失败(WindowsPath 不可 JSON 序列化)。
将 file 字段转为 str, 确保 run() 返回值可被 API 序列化返回。
---
 backend/xingbang/workflow.py | 10 ++++++++--
 1 file changed, 8 insertions(+), 2 deletions(-)

diff --git a/backend/xingbang/workflow.py b/backend/xingbang/workflow.py
index dbad315..4ca78e2 100644
--- a/backend/xingbang/workflow.py
+++ b/backend/xingbang/workflow.py
@@ -129,8 +129,14 @@ class XingbangWorkflow:
             "trajectory_id": traj_id,
             "customer": customer,
             "reward": reward,
-            "results": {k: {kk: vv for kk, vv in v.items() if kk in ("output", "file", "success")}
-                        for k, v in self._results.items()},
+            "results": {
+                k: {
+                    kk: (str(vv) if kk == "file" and vv is not None else vv)
+                    for kk, vv in v.items()
+                    if kk in ("output", "file", "success")
+                }
+                for k, v in self._results.items()
+            },
             "final_summary": summary_parts,
             "evolution_insights_file": str(insights_path),
         }