Justin Visser c3f65a4029 docs engine: state the RNG design decision in rng.go ... rng.go is a construction point, not an abstraction wall; components take *rand.Rand directly (idiomatic Go dependency injection) and only RunScenario creates streams, from config seeds. Decided 2026-06-10 over the alternatives (interface wall, folding newRand into scenario.go).		2026-06-10 13:01:39 +02:00
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engine	docs engine: state the RNG design decision in rng.go	2026-06-10 13:01:39 +02:00