#001draug-engine1 Skills30aktualisiert 2026-05-29100% des CreatorsSkillBerufBeschreibungAktualisierttypescript-engine-unit-testingSoftwarequalitätssicherungsanalysten und -testerWrites fast, deterministic Vitest unit tests for the TypeScript game engine (@draug/engine) that validate behavior, invariants, and public contracts—not implementation details. Use when adding or reviewing engine tests, ECS/world/component coverage, or when the user asks for engine unit test guidance.2026-05-29