CRITICAL: Remove all escaped underscores from YAML metadata

Fix YAML metadata - proper list syntax with - prefix, correct model-index structure

Fix YAML metadata formatting

Complete documentation rewrite with full YAML metadata, model-index, ablation results, and training details

docs: upgrade to production-quality model card with PEFT base_model and cooperative metrics

Upload folder using huggingface_hub

Upload README.md with huggingface_hub

Upload folder using huggingface_hub

initial commit