A successful POST: item is the id the store minted, which is the whole reason this door
cannot be a PATCH — until the store answered, there was no address to write to. state is
the collection re-read after the creation, so a client needs no follow-up GET.
A successful
POST:itemis the id the store minted, which is the whole reason this door cannot be aPATCH— until the store answered, there was no address to write to.stateis the collection re-read after the creation, so a client needs no follow-upGET.