NodeRed does the HTTP to MQTT on the GX Import the flow.json into your NodeRed environment. You will need to get the Installer Password and insert it in the nodered.
mqtt_to_dbus_PV_Enphase.py does the MQTT to D-Bus commication. The device will show up in the GX as a PV inverter.
nohup python /data/mqtt_to_dbus_PV_Enphase.py >/dev/null 2>&1 &