}

func newCelMetrics() *CelMetrics {
	m := &CelMetrics{
		compilationTime: metrics.NewHistogram(&metrics.HistogramOpts{
			Namespace:      namespace,
			Subsystem:      subsystem,
			Name:           "compilation_duration_seconds",
			Help:           "CEL compilation time in seconds.",
			StabilityLevel: metrics.ALPHA,
		}),
		evaluationTime: metrics.NewHistogram(&metrics.HistogramOpts{
			Namespace:      namespace,