During May 2025, Sam McDonald focused on enhancing build correctness and reliability for the schneems/pack repository, addressing a nuanced issue in multi-architecture build environments. He refactored the daemonTarget logic in Go to ensure that when an explicit architecture is specified, the build system selects the correct architecture-specific target rather than defaulting to an OS-based match. This adjustment prevents mis-targeting and improves reproducibility for multi-arch builds. Leveraging his expertise in Go development and build systems, Sam delivered a targeted bug fix that deepened the system’s respect for explicit architecture selection, contributing to more predictable and robust build outcomes.