3
Global reactive cache with TTL, queries/mutations/flows and infinite pagination, transactional optimistic updates with rollback, stale-while-revalidate, per-key locking, factory-based APIs, type-safe errors and refetch.
2
Testing utilities for Compose hooks and composables: testHook, renderHook and waitForCondition enabling assertion of non-UI hook values, composition-local wrappers, clock control and fast unit-hook rendering.