fix secret copy target requirement

Author: Diaphteiros

api/crds/manifests/dns.openmcp.cloud_dnsserviceconfigs.yaml

@@ -657,8 +657,9 @@ spec:
                         If target is nil or target.name is empty, the secret will be copied with the same name as the source secret.
                       properties:
                         source:
-                          description: LocalObjectReference is a reference to an object
-                            in the same namespace as the resource referencing it.
+                          description: |-
+                            Source references the source secret to copy.
+                            It has to be in the namespace the provider pod is running in.
                           properties:
                             name:
                               default: ""
@@ -672,8 +673,9 @@ spec:
                           type: object
                           x-kubernetes-map-type: atomic
                         target:
-                          description: LocalObjectReference is a reference to an object
-                            in the same namespace as the resource referencing it.
+                          description: |-
+                            Target is the name of the copied secret.
+                            If not set, the secret will be copied with the same name as the source secret.
                           properties:
                             name:
                               default: ""
@@ -688,7 +690,6 @@ spec:
                           x-kubernetes-map-type: atomic
                       required:
                       - source
-                      - target
                       type: object
                     type: array
                   toTargetCluster:
@@ -701,8 +702,9 @@ spec:
                         If target is nil or target.name is empty, the secret will be copied with the same name as the source secret.
                       properties:
                         source:
-                          description: LocalObjectReference is a reference to an object
-                            in the same namespace as the resource referencing it.
+                          description: |-
+                            Source references the source secret to copy.
+                            It has to be in the namespace the provider pod is running in.
                           properties:
                             name:
                               default: ""
@@ -716,8 +718,9 @@ spec:
                           type: object
                           x-kubernetes-map-type: atomic
                         target:
-                          description: LocalObjectReference is a reference to an object
-                            in the same namespace as the resource referencing it.
+                          description: |-
+                            Target is the name of the copied secret.
+                            If not set, the secret will be copied with the same name as the source secret.
                           properties:
                             name:
                               default: ""
@@ -732,7 +735,6 @@ spec:
                           x-kubernetes-map-type: atomic
                       required:
                       - source
-                      - target
                       type: object
                     type: array
                 type: object

api/dns/v1alpha1/config_types.go

@@ -63,7 +63,12 @@ type ExternalDNSSource struct {
 // SecretCopy defines the name of the secret to copy and the name of the copied secret.
 // If target is nil or target.name is empty, the secret will be copied with the same name as the source secret.
 type SecretCopy struct {
-	Source commonapi.LocalObjectReference  `json:"source"`
+	// Source references the source secret to copy.
+	// It has to be in the namespace the provider pod is running in.
+	Source commonapi.LocalObjectReference `json:"source"`
+	// Target is the name of the copied secret.
+	// If not set, the secret will be copied with the same name as the source secret.
+	// +optional
 	Target *commonapi.LocalObjectReference `json:"target"`
 }