- Fixes optional serialization keys ([#20](https://gitlab.com/valvoid/fusion/php/code/-/issues/20)) - Fixes reflected property deprecation ([#18](https://gitlab.com/valvoid/fusion/php/code/-/issues/18)) - Fixes offsets key collision ([#16](https://gitlab.com/valvoid/fusion/php/code/-/issues/16)) - Fixes validation on optional metadata keys ([#12](https://gitlab.com/valvoid/fusion/php/code/-/issues/12))