Add the same endpoint-agnostic Healthchecks ping wrapper to cert-token-check.sh
(daily) as in posture-check.sh; capability URL from host secret file
healthchecks_cert_token_url. SECRETS_MAP: document the per-job internal ping
URL files. MASTER_TODO: posture-check + cert-token-check wired and verified
(status up); project KalliLab CORE + ntfy integration created.
Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>