v5.5.1
[Test refactor 1/5] Per-folder tests reorganization (#15725)
[generate] Completely stop relying on `cache_position` to prepare inputs (#44130)
Generation config boolean defaults (#43000)
CB improvements for serving (#45063)
:rotating_light: [`FA4`] Initial support (#42435)
Use | for Optional and Union typing (#41646)
[CB] Keep order of incoming requests (#43626)
use `TokenizersBackend` (#42894)
Use Python 3.9 syntax in tests (#37343)
casually dropping the most capable open weights on the planet (#45192)