During December 2024, this developer focused on enhancing the observability of the apache/dolphinscheduler project by addressing a logging inaccuracy within the AlertHeartbeatTask component. They identified and corrected a misleading log message, ensuring that heartbeat information was accurately attributed to the alert component rather than the master, which improved the clarity and traceability of system logs. Working primarily with Java, the developer applied their skills in bug fixing and logging to deliver a targeted solution that aids in faster incident diagnosis. While no new user-facing features were introduced, the work demonstrated attention to detail and a commitment to maintainable code.