Merge pull request #22 from event-engine/feature/json-serializable

feat: Add support for json serializable

Merge pull request #21 from arnedesmedt/feature/php8.4-remove-depreca…

…tion-warnings-explicit-nullable-types

Explicit nullable types

Merge pull request #19 from ahmed-alaa/master

move roave/security-advisories to require-dev

2.0-beta.5 Release

v1.1.0 Release