Marcus Lechner enhanced contributor metadata management in the nfdi4microbiota-knowledge-base repository by updating the contributors.yaml file to ensure accurate affiliations and contact details. Focusing on configuration management and data management, Marcus applied careful YAML editing to improve the integrity of attribution and streamline contributor governance. The work established a more reliable baseline for future updates and onboarding, directly supporting collaboration efficiency within the knowledge base. Although the scope was limited to a single feature over one month, the targeted improvements addressed data quality and governance needs, demonstrating attention to detail and a methodical approach to maintaining structured metadata in collaborative environments.