Worked on the smg-automotive/next-page-bundlesize-pkg repository to enhance build reliability by implementing Dependency Lockfile Synchronization. Focused on aligning package-lock.json with package.json, this effort addressed issues of dependency drift and reduced variability in continuous integration environments. The approach involved validating and fixing lockfile inconsistencies, ensuring deterministic builds and stable bundle sizing results across development, CI, and production. Utilized skills in dependency management and package management, primarily working with JSON to manage configuration files. This targeted feature improved reproducibility and minimized build failures caused by mismatched dependencies, contributing to a more stable and predictable development workflow for the project.