In January 2026, Marcin Kiecza established foundational documentation for the marcin-filipiak/test_wspolpracy repository, focusing on the Pogoda program. He authored a comprehensive README and a detailed user guide, Instrukcja.md, outlining the program’s functionality, requirements, and usage. Using Python and Markdown, Marcin applied technical writing and documentation best practices to create clear onboarding materials and reduce future support needs. His disciplined approach to version control ensured traceability of changes and set a baseline for repository hygiene. While no bugs were addressed, the work provided essential self-service resources, supporting both current users and future development of the Pogoda project.