DNS Cloudflare, routers Traefik, bind LAN 0.0.0.0:8100, rollback e script de validação — Spec 019 F0 mínimo. Co-authored-by: Cursor <cursoragent@cursor.com>
Source: VM122 /opt + obsidian-infra + LAPTOP Hub: CT130 spec-hub 10.10.10.130