Dynamic resolution (ADR-006) overrides this on connect, but when the /api/v1/users call fails the adapter fell back to 1, silently dropping every @all-bots mention. The realm's all-bots user is 20 (verified 2026-09-25: 'Resolved @all-bots user_id=20 from all-bots@chat.sysloggh.net'; CONTRACT_VERIFICATION_2026-06-29 fixed the Pi config to 20 for the same reason). Align the Hermes-side fallback with the verified realm value.