1	import Base
2	import ./party/type.bend as P
3	import ./external/type.bend as X
4	import ./constraint/type.bend as K
5	import ./inventory/type.bend as I
6	import ./agreement/type.bend as G
7	
8	# What a system is designed against: who uses it, the systems around it, its constraints, what its
9	# owner has, and the agreement with the people who work on it.
10	type Environment is Data:
11	  Environment{parties: List<&2, P.Party>, externals: List<&2, X.External>, constraints: List<&2, K.Constraint>, inventory: I.Inventory, agreement: G.Agreement}