Function setMqttClient

examples/with-mqtt-js/app/page.tsx:26–28

(client: MqttClient)

  const mqttClientRef = useRef<MqttClient | null>(null);
  const setMqttClient = (client: MqttClient) => {
    mqttClientRef.current = client;
  };
  useMqtt({
    uri: process.env.NEXT_PUBLIC_MQTT_URI,
    options: {