Fix
* fix: add unions (91)
* fix: add unions
* fix: linting errors
* fix: implicit None ([`5e0fd90`](https://github.com/harvey251/pydantic-lambda-handler/commit/5e0fd90d51a5fd24bae0342bb1d3374057141200))
Unknown
* Fix description (88)
* fix: add description when there are multiple errors
* fix: build docs ([`c72789b`](https://github.com/harvey251/pydantic-lambda-handler/commit/c72789b87a6d008927051f7a21d90bd561fd3847))