checks, found := r.URL.Query()["exclude"]
	if found {
		return sets.NewString(checks...)
	}
	return sets.NewString()
}

// handleRootHealth returns an http.HandlerFunc that serves the provided checks.
func handleRootHealth(name string, firstTimeHealthy func(), checks ...HealthChecker) http.HandlerFunc {
	var notifyOnce sync.Once
	return func(w http.ResponseWriter, r *http.Request) {