During September 2025, Hajek Kim focused on stabilizing build and dependency management for the GoogleCloudPlatform/vertex-ai-creative-studio repository. He addressed a DeepDiff dependency conflict by updating the requirements.txt file, ensuring compatibility and preventing transitive issues that could disrupt development. Leveraging his expertise in Python and package management, Hajek improved CI/CD build reliability and maintained environment consistency across deployments. His work emphasized maintainability by reducing fragmentation risks and enabling smoother future updates. Although he did not introduce new features, his targeted bug fix strengthened the project’s foundation, supporting ongoing feature development and contributing to the long-term health of the codebase.