fix: pin huggingface_hub to 0.24.2 to resolve HfFolder ImportError

requirements.txt

@@ -21,4 +21,4 @@ httpx>=0.27.0
 aiohttp>=3.9.0
 gradio>=5.0.0
 fpdf2>=2.7.8
-huggingface_hub>=0.25.0
+huggingface_hub==0.24.2