4.0.0 cc.iotkit iotkit-parent 0.4.5-SNAPSHOT cc.iotkit iot-components 0.4.5-SNAPSHOT pom iot-component-server iot-component-converter iot-mqtt-component iot-emqx-component iot-component-base iot-http-biz-component iot-component-tcp iot-DLT645-component iot-websocket-component