vomumio 2 wifi config suggest/ help

First , thanks for the great job with volumio , it’s great !
I’m trying volumio 2 and suggest add the ability to turn on or off the wifi from the configuration panel also add security to hotspot wpa2 not be open signal to everyone around . however I have tried myself configure the hotspot by editing the file interfaces without success, if anyone knows how safety could add wha myself would appreciate , a greeting to all !

Yes, it’s already on TODO list!