pet.trezy.getDefinitions

Every species and tier definition the game will actually price from. Reads the INDEX, not the publisher's PDS, and filters to the publisher DID. The store must price from the same rows createPet charges from: definitions can be published and not yet indexed, and reading the PDS in that state renders a full catalogue at correct prices where every purchase refuses. Returns both collections in one answer so a species can never be shown without its tier.