perf: consolidate test dedup + hook register guards (#5528 A)#5612

Merged

thomhurst merged 3 commits intomainfrom

perf/engine-dedup-hooks

Apr 18, 2026

Commits on Apr 17, 2026

perf: consolidate test execution dedup + add hook register guards (#5528 A)
thomhurst
committed
perf: fix AfterHookPairTracker session hook TOCTOU + document invariants
thomhurst
committed

Commits on Apr 18, 2026

perf: encode AfterHookPairTracker + ITestCoordinator invariants in the API
thomhurst
committed