biff.graph: structure your data model as a queryable graph

The next Biff 2 library is ready to go: biff.graph biff.graph makes your codebase more understandable/maintainable by helping you split up your code for reading/deriving data into small independent chunks. "Data-oriented dependency injection" is a term I've used to describe the approach. biff.graph is a lightweight clone/variant of Pathom . I'm a huge fan of Pathom and wanted to include it in Biff by default, however it is a bit of a heavy abstraction and I was concerned if the benefits would be worth the l