During April 2025, this developer enhanced repository hygiene and workflow efficiency across the slds-lmu/lecture_sl and slds-lmu/lecture_i2ml projects. They focused on improving documentation clarity, streamlining CI/CD reliability, and refining LaTeX build processes. Using Shell scripting, YAML, and LaTeX, they updated service files, optimized build scripts, and introduced new ignore patterns to reduce noise from generated files. Contribution guidelines were redirected to a centralized wiki, and build artifacts were made easier to manage through improved texclean routines. These changes resulted in more maintainable documentation, faster onboarding for contributors, and reproducible builds aligned with best practices for configuration management.