Month: 2026-05. Focused on enhancing documentation to support reliable etcd arbiter HA deployments in deckhouse/deckhouse. The key delivery was updating the Etcd Arbiter Mode documentation to correct node label references and provide accurate configuration guidance for high-availability setups. No major bugs fixed in this period for this repository based on available data. Overall impact: reduced misconfiguration risk, smoother operator onboarding, and stronger confidence in HA deployments. Technologies/skills demonstrated include documentation best practices, version control hygiene, and HA configuration knowledge.

April 2026 (2026-04) — Delivered comprehensive documentation improvements across the deckhouse/deckhouse repo, focused on upgrade readiness, security, fencing operations, and governance. These docs enhance developer onboarding, operator safety during Kubernetes upgrades, and review discipline for fencing-related E2E tests, driving faster, safer deployments with clearer guidance.