Update model card: add GitHub link, design docs, and benchmark setup guide

Add design doc: pipe-sql-training-reproduction-guide.md

Add design doc: pipe-sql-validation-loop-design-doc.md

Add design doc: pipe-sql-decompiler-design-doc.md

Update model card: add GitHub link, design docs, and benchmark setup guide

Update references from enycin28 to nittygritty-zzy

Add design doc: pipe-sql-training-reproduction-guide.md

Add design doc: pipe-sql-validation-loop-design-doc.md

Add design doc: pipe-sql-decompiler-design-doc.md

Add design doc: pipe-sql-fine-tuning-design-doc.md

Update model card: add GitHub link, design docs, and benchmark setup guide

Update model card: improve results detail and add benchmark reproduction guide

Add model card with training details and benchmark results

initial commit