v4.0.0

4.0.0 (2026-06-05)

⚠ BREAKING CHANGES

• Bookmarked URL fragments pointing to tabs with multi-word labels may need updating.

Features

• add typed TabberNeueRenderLazyLoadedTabHook with legacy deprecation (ea514e5)
• animate tab switches with View Transitions cross-fade + sliding indicator (734755e)
• opt-in tab wrapping mode (#307) (8645326)

Bug Fixes

• sanitize tab IDs to match MW heading conventions (5d8eaa8)

Miscellaneous Chores

• refresh package-lock.json (f78beff)