In March 2025, Sideshow Barker developed a test metadata integration for NodeIterator removal within the web-platform-tests/wpt-metadata repository. By introducing a META.yml file to the dom/traversal directory, Sideshow Barker enabled direct linkage between a specific issue and its corresponding test case, enhancing traceability and observability across the testing workflow. This work leveraged skills in metadata management, YAML, and test tracking to improve the speed and accuracy of triage and quality assurance processes. The integration laid the foundation for end-to-end test-result tracking, supporting more reliable QA signals and streamlined release management for NodeIterator-related changes in the repository.