schoolmarm 0.1.1

GBNF grammar-constrained decoding for LLM inference, ported from llama.cpp
Documentation
## Description

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## Type of Change

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- [ ] ๐Ÿ› Bug fix (non-breaking change which fixes an issue)
- [ ] โœจ New feature (non-breaking change which adds functionality)
- [ ] ๐Ÿ’ฅ Breaking change (fix or feature that would cause existing functionality to not work as expected)
- [ ] ๐Ÿ“š Documentation update
- [ ] ๐ŸŽจ Style/code quality improvement
- [ ] ๐Ÿ”ง Refactoring (no functional changes)
- [ ] ๐Ÿงช Tests (adding or updating tests)
- [ ] ๐Ÿ“ฆ Build/CI changes

## Testing

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- [ ] Unit tests pass
- [ ] Integration tests pass
- [ ] Manual testing completed

## Checklist

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- [ ] My code follows the project's style guidelines
- [ ] I have performed a self-review of my own code
- [ ] I have commented my code, particularly in hard-to-understand areas
- [ ] I have made corresponding changes to the documentation
- [ ] My changes generate no new warnings
- [ ] I have added tests that prove my fix is effective or that my feature works
- [ ] New and existing unit tests pass locally with my changes

## Related Issues

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Fixes #