The health monitor node collects system and application-level telemetry and writes it out to rsyslog every 5 minutes.
This node listens to several topics published by gizmo-brain, but does not
explicitly need any other nodes running in order to function properly.
gizmo_brain/state
gizmo_brain/touch
gizmo_brain/localization_state
gizmo_brain/wheels
gizmo_brain/nav_sessions
gizmo_brain/bump
volume/hw_set
/mqtt/outgoing
/moment/pre_check
/moment/post_check
/audio/voice/recognized
/audio/voice/not_recognized
/audio/voice/wake
health_monitor.launch