Adds a manual-only Contabo canary path, Traefik overlays, fail-closed migration gates, and contract tests. Refs lingjingwanxiang/ljwx-health#390 Refs lingjingwanxiang/ljwx-health#395
Adds a manual-only Contabo canary path, Traefik overlays, fail-closed migration gates, and contract tests. Refs lingjingwanxiang/ljwx-health#390 Refs lingjingwanxiang/ljwx-health#395