How to compile bt-mqtt-gateway

Hi! This is my first messange on this forum.
I'm trying to install bt-mqtt-gateway on my openwrt router. BT LE works but i don't dnow how compile this package with open wrt.
Se this link:

Scope of this application is to create a gateway between LE sensors and MQTT. My final use is to use these mqtt sensor on home assistant platform.

Could someone help me? Anyone had already try?