- Refactor CLI metric computation to eliminate code duplication
- Update version format to PEP 440 compliance (0.1.0.dev0)
- Cache Settings instance via @lru_cache for performance
- Document composite validators' protocol deviation
- Consolidate redundant empty checks in ROUGE-L computation
- Add Phase 10 (Portfolio Demos) to implementation plan
- Fix README readability example property names
- Add validation for empty references after tokenisation in ROUGE
- Guard against zero sentence count in readability metric
- Implement LRU cache with max size for semantic embeddings
- Add .score property to LexicalResult for API consistency
- Use defensive list copy in composite validators