Integration for Kostal Piko 3.5 (year <2010) scrap Webinterface

Hi,

i have 2 Kostal Piko 3.6 inverter (build < 2010) they only have a webinterface but no api.
i found on openhab a binding but need one for homeassistant. could anyone point me in the right direction ?

Openhab Binding Kostalinverters