- Exclude test vectors and reference code from published package
- Remove dead `reset()` method from Decompressor trait, move to inherent impls
- Add #[cfg(feature)] gates to tests requiring specific compression features
- Add checkpoint strategy types, progress tracking, docs, and CLI improvements
- cargo fmt
- remove unused checkpoint types
- github actions

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>