enhancement: introduce Ruff for Python linter for reordering and removing unused imports with automated pre-commit and sytle check (#2366)

api/core/moderation/base.py

@@ -2,9 +2,10 @@ from abc import ABC, abstractmethod
 from enum import Enum
 from typing import Optional
 
-from core.extension.extensible import Extensible, ExtensionModule
 from pydantic import BaseModel
 
+from core.extension.extensible import Extensible, ExtensionModule
+
 
 class ModerationAction(Enum):
     DIRECT_OUTPUT = 'direct_output'