feat: Add SafeTensors support and prepare for Hugging Face release
- Add convert_to_safetensors.py script for model conversion
- Create comprehensive HF_README.md for Hugging Face model card
- Organize adapter structure with proper SafeTensors format
- Update modelfile to use lmstudio-community/gemma-3-27b-it-GGUF base model
- Add documentation for SafeTensors usage and conversion
This commit prepares the Gemma 3 Text-to-SQL model for publication on Hugging Face,
ensuring it follows best practices with SafeTensors format for improved security
and performance.
