chore: Add pylint for DB-GPT core lib (#1076)

dbgpt/core/awel/trigger/base.py

@@ -1,3 +1,4 @@
+"""Base class for all trigger classes."""
 from __future__ import annotations
 
 from abc import ABC, abstractmethod
@@ -6,6 +7,11 @@ from ..operator.common_operator import TriggerOperator
 
 
 class Trigger(TriggerOperator, ABC):
+    """Base class for all trigger classes.
+
+    Now only support http trigger.
+    """
+
     @abstractmethod
     async def trigger(self) -> None:
         """Trigger the workflow or a specific operation in the workflow."""