// User Service with AI and Cloud features
@Service
@Component
class UserService {
    
    @Inject
    private repository: UserRepository;
    
    @Predict
    @Cached
    function getUserRecommendations(
        user: User,
        count: int
    ): Product[] {
        let features = user.extractFeatures();
        return model.predict(features);
    }
    
    @Transaction
    function processUsers(): void {
        let users = repository.findAll();
        return users;
    }
}
