coldbricks
Teardown orchestration: reverse-order cleanup with success logging.
Date-of-birth / age-threshold utility with timezone-correct date math.
Haptic/BLE emergency-stop helper: guaranteed shutdown callbacks.
Pre-warming helper: run preload tasks and report readiness.
Rate limiting that approaches but never exceeds a threshold.
Listener-side output re-validation decorator against schema/predicate.
Validation via echo-confirmation: readback(value, confirm_fn).
State broadcasting: emit state dict to listeners on change.
