- Make `encode` const fn for compile-time COBS encoding (MSRV bumped to 1.83)
- Optimize decode by removing unnecessary branch in inner loop
- Add comprehensive rustdoc with examples for every function
- Add crate-level doc sections: quick start, buffer sizing, framing,
stream parsing, compile-time encoding, error handling
- Expand README with decision matrix, examples section, testing depth
- Bump version to 0.2.0
Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>