v2.4.0

What’s Changed

• Merged release 2.4.0 by @ivangsa
  #102

What’s New

• 2026-03-27 75d0891 fix: zdl-to-markdown plantuml
• 2026-03-27 2ecdbea feat: rich aggregates and state machine lifecycle

Full Changelog:
v2.3.0...v2.4.0