Worked on the openclaw/openclaw repository to enhance event handling reliability by addressing event suppression logic. Focused on refining how exec started and finished events are managed when the notifyOnExit configuration is set to false, ensuring that unnecessary system events and heartbeats are not enqueued. This adjustment reduced event noise and improved overall system observability. The work involved strengthening the test suite to validate suppression scenarios, using TypeScript and Node.js to implement and verify the changes. Emphasized robust testing practices to align with reliability goals, contributing to a more maintainable codebase and streamlined event processing within the project.