During December 2025, contributed to the storybookjs/storybook repository by enhancing type safety and documentation for the Page component. Focused on React and TypeScript, introduced a new PagePropsAndCustomArgs type and a combined props type that supports optional story arguments, reducing runtime errors and improving developer experience. Expanded and clarified Storybook documentation using Markdown, including updates to CSF Next docs to treat the footer as a known type, which improved story compatibility and onboarding efficiency. Incorporated code review feedback to make type definitions clearer and more maintainable, emphasizing robust front end development practices and a commitment to high-quality, readable code.