Burkhard Burghardt focused on repository hygiene and workflow improvements for the slds-lmu/lecture_sl and slds-lmu/lecture_i2ml projects, targeting documentation clarity and build process reliability. He updated service files and CI workflows, removing redundant installation steps and redirecting contribution guidelines to a central wiki, which streamlined onboarding. Using Make, Shell, and LaTeX, Burkhard enhanced build scripting and configuration management, introducing ignore patterns to filter out temporary files and updating tex.mk for more thorough cleanup. These changes reduced build noise and improved maintainability, resulting in more stable CI pipelines and reproducible documentation builds. The work demonstrated careful attention to technical hygiene.