Worked on the opencompl/lean4 repository over a two-month period, focusing on build system improvements and documentation accuracy. Developed a feature to standardize the inclusion of a newline at the end of generated Lean files in lake new templates, aligning file formatting with Lean 4 ecosystem conventions and reducing unnecessary diffs during project initialization. Utilized Lean and code generation techniques to enhance consistency for new projects. Additionally, addressed a documentation bug by correcting a function reference in the Lazy Discrimination Tree documentation, improving clarity and onboarding for developers. Emphasized maintainability and ecosystem alignment through targeted, incremental changes in Lean projects.