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store.GetHostOOBStates parses the agent oob heartbeat stanza. monitor/host_oob: transition-based oob_degraded/oob_recovered warning (felhom-sshd down while the operator peer is configured, OR config invalid) — proactive "can the operator get in right now" signal; unconfigured OOB never alerts. Wired into the 60s sweep. Non-hollow tests + transitions. Co-Authored-By: Claude Fable 5 <noreply@anthropic.com> Claude-Session: https://claude.ai/code/session_01PSK5g6qYLknKj8u3QAFEr6