Feat/2.0.0 (#1546)

Author: Liwenru88

src/backend/bisheng_langchain/linsight/task.py

@@ -84,6 +84,8 @@ def validate_task(cls, values: dict) -> dict:
             values["description"] = str(values["description"])
         if values.get("profile"):
             values["profile"] = str(values["profile"])
+        if values.get("workflow"):
+            values["workflow"] = str(values["workflow"])
         return values
 
     def get_task_info(self) -> dict: