Worked on stabilizing the package update flow in the rockerBOO/gleam repository by addressing a critical logic bug related to manifest usage. Focused on build systems and compiler development using Rust, the contribution involved refining the update process to ensure the manifest file is only used when packages are explicitly provided. This targeted fix removed an incorrect default behavior that previously led to unintended manifest usage, thereby improving reliability and handling of edge cases during deployments. The work enhanced code quality and maintainability, aligning with deployment stability goals and demonstrating a methodical approach to resolving complex update logic in a versioned environment.