v0.5.1

Changelog

• 4d1f227 chore: clean up repo, add demo GIF to README
• fcd287b chore: update license copyright to gitcoder89431
• 384cb35 docs: add architecture diagram to README
• 8e6d58c feat: show conflict and error badges in header
• e602fd3 fix: Versions empty state shows setup hint only when versioning is disabled
• b126995 fix: center empty states on Conflicts/Versions screens, keep section header
• 6f452d5 fix: filter noisy state transitions from meshd watch output
• 416b748 fix: meshd versions CLI respects versioning enabled state
• a20768c fix: show Online when only deletes pending, not actual data