Worked on improving build reliability for the systemd/systemd repository by addressing a bug related to header file inconsistencies. Focused on the build system, the developer modified the keyboard-keys-list generation script to reference the local input.h file rather than relying on the system’s potentially newer version. This change reduced the risk of build failures across different environments and enhanced the determinism of CI/CD processes. The work demonstrated effective use of Meson for build configuration and Shell scripting for automation, with careful attention to header dependency management and cross-repository coordination to ensure stable and reproducible builds in diverse development setups.