During November 2024, Teaugene worked on the githubnext/discovery-agent__apache__flink repository, delivering a feature that centralized resource lifecycle management for ExecutionGraphInfoStore within the Apache Flink integration. By refactoring the shutdown process, Teaugene removed explicit shutdown hook registration and removal from both FileExecutionGraphInfoStore and MemoryExecutionGraphInfoStore, delegating closure responsibilities to ClusterEntrypoint.close(). This approach improved error handling and resource management, ensuring a more robust and maintainable shutdown flow. The work, implemented in Java and focused on backend development, addressed potential resource leaks and enhanced runtime stability, demonstrating a thoughtful approach to lifecycle management and reliability within a complex distributed system.