Claude-Session: https://claude.ai/code/session_01RFrWpXc1BsqfrFYMbyDusJ
Build linux/amd64 + linux/arm64 images using native runners (no QEMU) following the hanzoai/datastore deploy pattern. Pushes to ghcr.io/hanzoai/metrics. Includes Dockerfile building vmagent from VictoriaMetrics v1.117.1.