OK. It's September, and I've made some major progress on my cabinetry. Here's how it looks now:
(Yes, I "oops" with the showing pocket screwholes...)
Next question -- how to I mount a flat wall cabinet above the microwave when the wall behind it is curved? It was easy installing the base cabinet -- I used a cardboard template to mimic the curve and transferred that to the counter top. But the wall cabinet has to support some weight...