Howdy! Discovered this answer yesterday... Just ask Alexa to change it's wake word! I asked it to change it's voice (we use the "New Voice" (Male) in our house and it worked, then a prompt popped up explaining how to change the wake word.
Hope this helps!
I'm planning something similar, with butcher block counter tops and maybe just placing the stove top on the counter instead of it being fixed in place. Having lived in vans/tiny homes the extra space to prep can make all the difference.
I'm curious what parts you'll be sourcing for the various...
I live 10 min from the factory, and from what I've pieced together someone local bailed on their delivery one way or another and I was the next local person on the list with that configuration.