Contributed to the loft-sh/vcluster and vcluster-docs repositories by delivering targeted feature enhancements focused on reliability and user experience. In vcluster, developed temporary kubeconfig management within the Go-based test framework, enabling isolated and deterministic test runs for Kubernetes host clusters and improving release stability. Later, in vcluster-docs, extended the React-based Icon component to support a new warning type, enhancing visual communication of feature statuses in documentation. Updated related documentation and resolved linting issues to maintain code quality and ensure smooth onboarding for contributors. Work demonstrated a methodical approach to both backend test infrastructure and frontend component development using Go and JavaScript.