fix: refresh delegation permissions and report Reasoner task outcomes

backend/tests/test_task_backend_spine.py

@@ -60,7 +60,7 @@ class ReasonerServiceTest(unittest.IsolatedAsyncioTestCase):
         )
 
     async def test_snapshot_is_frozen_and_business_projection_has_no_secrets(self):
-        model = SimulatedLLM([[('complete_task', {"result": "模拟任务完成"})]])
+        model = SimulatedLLM([[('complete_task', {"status": "succeeded", "result": "模拟任务完成"})]])
         self.backend.instructions = "为 {{customer}} 核查结果"
         self.backend.config["instructions"] = "字面模板 {{customer}}"
         state = {"values": {"customer": "before"}, "definitions": {"customer": {"type": "string"}}, "secrets": {"secret__token": "private-token"}}
@@ -83,7 +83,7 @@ class ReasonerServiceTest(unittest.IsolatedAsyncioTestCase):
         model = SimulatedLLM([
             [('ask_user', {"question": "选择日期？"})],
             [('ask_user', {"question": "选择范围？"})],
-            [('complete_task', {"result": "两个问题均已回答"})],
+            [('complete_task', {"status": "succeeded", "result": "两个问题均已回答"})],
         ])
         with patch("services.background_tasks.reasoner.create_reasoner_llm", return_value=model):
             task = await self.submit()