Worked on the EuroPython/website repository to plan and document the modernization of the Feature-engine API, focusing on adding Polars support, improving error handling, and optimizing performance. The approach centered on technical writing and open source community management, using Markdown to create a detailed sprint proposal and onboarding resources. By committing a comprehensive modernization plan and providing a readthedocs preview, the work enabled clear collaboration and set the stage for future development. The contribution emphasized structured documentation and transparent planning, ensuring that upcoming sprint participants could efficiently engage with the proposed enhancements and understand the technical direction for the project.