from pathlib import Path

checker.py

@@ -5,7 +5,7 @@ This module is UI-agnostic (no FastAPI/Gradio). Import its functions from
 app.py (Gradio) or an API layer. CPU-only; optional tiny HF classifier via env.
 """
 from __future__ import annotations
-
+from pathlib import Path
 from typing import List, Optional, Dict, Any, Iterable, Union
 import os
 import re