istok

How to write deterministic, harness-based H3 engine tests using MockHarness — no real sockets, no timers, script-driven and byte-exact.

How to scope, implement, and close milestones — vertical slices, DoD checklists, scaffold rules, and sequencing constraints.

Compatibility rules for keeping istok-core and istok-transport free of std — allowed crates, feature gates, and forbidden patterns.

Coding conventions for all Istok crates — error handling, panic-free library code, feature gates, and style rules.