Andrii Liashenko enhanced the DataDog/documentation repository by delivering an audit trail feature focused on tracking changes to Test Optimization default settings. He approached the task by updating Markdown-based documentation to clarify how default settings are modified and by introducing a new audit event to improve traceability. Andrii also developed a corresponding audit explorer query, enabling teams to monitor modifications and align with compliance requirements. His work centered on documentation and auditability, leveraging Markdown and DataDog’s internal audit tooling. The scope was targeted, addressing a specific compliance need, and demonstrated depth in documentation practices and integration with audit tracking systems.