The raised shower floor means you (the cleaner) do not have to break your back as you carry out the routine dog cleaning. Here for example, you may want a toe space like the cupboards have so you can step a little closer without discomfort.
Solve the problem of storing the dog crate. Dog crate under kitchen counter/island. ***Yes, because I really want dog hair in all my food! I think a better idea would be to put the built-in crate in a laundry or mud room.