chore: import upstream snapshot with attribution

rdagent/components/coder/data_science/workflow/exp.py

@@ -0,0 +1,14 @@
+import pickle
+import site
+import traceback
+from pathlib import Path
+from typing import Dict, Optional
+
+from rdagent.components.coder.CoSTEER.task import CoSTEERTask
+from rdagent.core.utils import cache_with_pickle
+
+
+# Because we use isinstance to distinguish between different types of tasks, we need to use sub classes to represent different types of tasks
+class WorkflowTask(CoSTEERTask):
+    def __init__(self, name: str = "Workflow", *args, **kwargs) -> None:
+        super().__init__(name=name, *args, **kwargs)