v5.2.4 - Security Release

5.2.4 (2026-08-21)

This security release fixes a prototype pollution vulnerability in workbook print-title handling. See PR #214 for technical details and regression coverage.

It also includes AI-assisted bundle analysis and optimizations that reduce the published package size while preserving the existing ESM-only API. See PR #216 for details.

Bug Fixes

• security: prevent print title prototype pollution (9ad6e93) - by @ghiscoding

Performance Improvements

• reduce package and drawing bundle size (83a109f) - by @ghiscoding

🎉 Another great release available on GitHub and NPM 🤖. Star us on GitHub ⭐