Christian Piske enhanced the greenbone/gsa repository by focusing on improving the testability and reliability of its user interface. He implemented data-testid attributes throughout React-based UI components, enabling more robust and maintainable automated testing workflows. Using JavaScript and JSX, Christian made targeted code adjustments to ensure that automated tests execute deterministically, reducing the likelihood of flaky test results during future UI refactors. His work addressed the need for stable and maintainable test coverage, particularly as the codebase evolves. Over the course of the month, Christian’s contributions deepened the project’s frontend testing infrastructure, though the scope was limited to a single feature.