Oleg Yevik developed a security-focused feature for the grafana/grafana repository, implementing Role-Based Access Control for Alertmanager routes. He designed and integrated the reqAction field to define and enforce user permissions, enabling granular access management for different user roles. This work involved adding new REST endpoints and updating existing APIs to align with the Prometheus Alertmanager API, supporting governance and compliance in multi-tenant environments. Oleg applied his expertise in Go, backend development, and security best practices to deliver a robust solution. The feature addressed the need for precise access control, enhancing the security posture of alert routing within Grafana.