Like the title says I am looking for a specific keyboard and my google foo/ forum searches haven't turned up anything, apologies if I missed something obvious somewhere, any help is appreciated.
I am looking for a keyboard that
supports 3 or more devices over bluetooth (windows laptop, android phone, raspberry pi 4, maybe future IOS phone)
has an ergonomic shape and/or is split
has a cradle or other place to put my phone in line of sight
has a track pad built into the keyboard or some other way to get mouse control routed through the keyboard . Track pad o