Interface GameSystemManager

interface GameSystemManager {
    animationSystem?: AnimationSystemInterface;
    audioSystem: AudioSystemInterface;
    combatSystem: CombatSystemInterface;
    eventBus: EventBusInterface;
    initializeAll: () => Promise<void>;
    inputSystem: InputSystemInterface;
    physicsSystem?: PhysicsSystemInterface;
    renderingSystem?: RenderingSystemInterface;
    trigramSystem: TrigramSystemInterface;
    updateAll: (deltaTime: number) => void;
    vitalPointSystem: VitalPointSystemInterface;
}