feat(validation): add empty probe lists validation

probes.go

@@ -56,6 +56,14 @@ func (kp *kubeprobes) validate() error {
 		err = errors.Join(err, fmt.Errorf("liveness and readiness probes have the same values (both %q)", kp.pathLive))
 	}
 
+	if len(kp.livenessProbes) == 0 {
+		err = errors.Join(err, fmt.Errorf("no liveness probes defined"))
+	}
+
+	if len(kp.readinessProbes) == 0 {
+		err = errors.Join(err, fmt.Errorf("no readiness probes defined"))
+	}
+
 	return err
 }