Load model from H5 format for HF Spaces compatibility

Support multiple model formats (SavedModel, H5, keras)

Upgrade TensorFlow to 2.15 for model format compatibility

Revert to use_column_width for Streamlit 1.35 compatibility

Fix TensorFlow version for HF Spaces compatibility

Optimize for HF Spaces deployment

Add headers, markdown sections, and inline comments to training notebook

Reorganize repo structure

Retrain M3 on real CASIA v2 data and fix ELA/normalization in app.py

docs: add CLAUDE.md, remediation plan, and HTML report

docs: Professionalize notebook by removing redundant and historical sections

docs: Final cleanup of historical baggage in Colab notebook

docs: Comprehensive cleanup of historical comments and baggage in notebook

docs: Refine notebook comments and structure for final submission

docs: Update README with correct GitHub repository link

feat: Add full implementation and HF Space artifacts