class JSONAPI::Support::HeaderWarningSubscriber

def emit(event)
  ev = event.is_a?(Hash) ? event : event.to_h
  return unless HEADER_EVENTS.include?(ev[:name])
  Thread.current[:jpie_warnings] ||= []
  Thread.current[:jpie_warnings] << (ev[:name] == "jpie.n1_detected" ? "n1" : "slow_query")
end