Baris Kartal contributed to the mongodb/laravel-mongodb repository by refining the docblock type annotations within the HybridRelations trait. Focusing on code quality and maintainability, Baris updated parameter types to use class-string for related parameters and explicit string or string|null types elsewhere, clarifying intent for both static analysis tools and developers. This PHP documentation enhancement improved IDE type hints and reduced potential confusion around parameter expectations, supporting better developer productivity. The work did not introduce new features or alter the API surface, but instead deepened the clarity and maintainability of the codebase through precise documentation and thoughtful use of PHP typing conventions.