Worked on improving the Navigation API test suite within the web-platform-tests/wpt-metadata repository, focusing on enhancing test reliability for Interop 2025. Addressed a persistent issue by excluding flaky tests and reintroducing validated ones, ensuring that test outcomes accurately reflected the expected behavior as defined by the WHATWG HTML specification. Collaborated with other contributors to document the rationale for changes, particularly around the distinction between wait-for-all and Promise.all workflows. Utilized skills in API testing, test automation, and web development, with YAML as a primary language, to streamline test maintenance and provide clearer guidance for future updates to navigation event testing.