What's Changed

• refactor(instance_binding): enforce structural invariants for stacked… by @ternaus in https://github.com/albumentations-team/AlbumentationsX/pull/241
• Version to 2.2.1 by @ternaus in https://github.com/albumentations-team/AlbumentationsX/pull/242

Full Changelog: https://github.com/albumentations-team/AlbumentationsX/compare/2.2.0...2.2.1