No industry standard format that I know of. I presume I'll have to come up with my own (some kind of typed JSON, probably). At the end of the line these are ju

No industry standard format that I know of. I presume I'll have to come up with my own (some kind of typed JSON, probably). At the end of the line these are just function definitions -- a black box that takes well defined inputs and produces well defined outputs, as well as calling out side-effects (I suppose these could just be more outputs).