Bejal Lewis modernized Prometheus label handling in the grafana/walqueue repository by adopting the stringlabels API for the Prometheus queue, focusing on improving consistency and maintainability. Working primarily in Go, Bejal updated both the core queue logic and associated tests, transitioning test cases to use the labels.Labels API. This approach unified label management across the codebase, enhancing readability and future-proofing the implementation. The work demonstrated a clear understanding of API development and integration, with careful attention to testing practices. Over the course of the month, Bejal delivered targeted, maintainable changes that addressed evolving requirements in Prometheus label processing workflows.