auth unit tests & ruff visual fix

src/models/pydantic_models/files.py

@@ -1,9 +1,12 @@
 from datetime import datetime
 from typing import Annotated
 from uuid import UUID
-from src.models.pydantic_models.model import Base
+
 from pydantic import Field
 
+from src.models.pydantic_models.model import Base
+
+
 class ReportCreate(Base):
     filename:Annotated[str,Field(..., min_length=2, max_length=255, description="name of the report")]
     doc_date:Annotated[datetime, Field(..., description="ts of the report")]