generated from mathias/template-go-web
MergeSubstrate overlays live node specs onto the authored machine list by name: cluster nodes (koala) get fresh live specs, non-cluster machines (iguana/flamingo/ piguard) stay authored, new live nodes are appended. Test-first. Restores the full homelab machine list while keeping cluster nodes truthful. Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>