Add IgnoreKubeNotFound helper function

util/helpers.go

@@ -1,6 +1,28 @@
 package util
 
+import (
+	kerrors "k8s.io/apimachinery/pkg/util/errors"
+	"sigs.k8s.io/controller-runtime/pkg/client"
+)
+
 // Pointer returns the pointer of any type
 func Pointer[T any](t T) *T {
 	return &t
 }
+
+// IgnoreKubeNotFound returns the error even if aggregated except not found
+func IgnoreKubeNotFound(err error) error {
+	//nolint:errorlint // This is specific non wrapped error.
+	errs, ok := err.(kerrors.Aggregate)
+	if !ok {
+		return client.IgnoreNotFound(err)
+	}
+
+	for _, e := range errs.Errors() {
+		if client.IgnoreNotFound(e) != nil {
+			return err
+		}
+	}
+
+	return nil
+}