During January 2025, Chu So focused on enhancing observability within the aws/aws-advanced-jdbc-wrapper repository by addressing a nuanced logging issue in the FailoverConnectionPlugin. By implementing a targeted bug fix, Chu introduced an explicit log message to clearly indicate when a database connection was closed by the user, distinguishing these events from other transaction resolution scenarios. This update, developed using Java and Properties files, improved error handling and logging clarity, making it easier for developers to troubleshoot connection issues. The work demonstrated attention to detail in log management, though it was limited in scope to a single, well-defined bug fix.