Fix gradio and huggingface_hub compatibility for HF Spaces

requirements.txt

@@ -1,12 +1,19 @@
-# Core Dependencies
-gradio>=4.0.0
-groq>=0.4.0
+# Core Dependencies - Fixed for Hugging Face Spaces
+gradio==5.6.0
+groq>=0.11.0
 python-dotenv>=1.0.0
 
+# Hugging Face Hub - Pin to avoid HfFolder import error
+huggingface_hub>=0.26.0,<1.0.0
+
 # PDF Export (Optional but recommended)
 reportlab>=4.0.0
 
-# Development Dependencies (move to requirements-dev.txt if needed)
+# Additional utilities
+markdown>=3.5.0
+cachetools>=5.3.0
+
+# Development Dependencies (these won't be installed on HF Spaces)
 pytest>=7.4.0
 pytest-cov>=4.1.0
 black>=23.0.0