In July 2025, Markus Schlarb focused on enhancing the reliability of developer onboarding for the suitenumerique/docs repository by addressing a critical documentation bug. He identified and corrected inaccurate Docker Compose installation commands, ensuring that environment provisioning steps were clear and reproducible. Using Markdown for documentation and leveraging his skills in environment configuration, Markus also automated the download and placement of the PostgreSQL configuration file into the correct directories. This targeted fix reduced setup errors and streamlined the onboarding process for new contributors. The work demonstrated careful attention to detail and improved the overall accuracy and consistency of the project’s documentation.