"Crab" Cakes with Green Tartar Sauce (Vegan, gluten-free, grain-free)

I used to really enjoy deep fried and greasy meals like Fish N Chips, and crab cakes with remoulade or tartar sauce. I don't eat fish anymore, but as a vegan I wanted to create something comparable to crab cakes to enjoy. I have seen many recipes for vegan crab cakes using hearts of palm but I had another idea -- artichokes and chickpeas... The inspiration for these comes from the