release v0.4.0 (#15)

Author: robertgraeff

VERSION

@@ -1 +1 @@
-v0.3.0-dev
+v0.4.0

go.mod

@@ -11,7 +11,7 @@ require (
 	github.com/onsi/ginkgo/v2 v2.23.4
 	github.com/onsi/gomega v1.37.0
 	github.com/openmcp-project/controller-utils v0.0.0-20250514103840-36be6cfff45a
-	github.com/openmcp-project/openmcp-operator/api v0.0.0-00010101000000-000000000000
+	github.com/openmcp-project/openmcp-operator/api v0.4.0
 	github.com/spf13/cobra v1.9.1
 	k8s.io/api v0.33.0
 	k8s.io/apimachinery v0.33.0