feat: Add KUBERNETES_NODE_NAME env var to operator Pods

Author: sbernauer

template/deploy/helm/[[operator]]/templates/deployment.yaml.j2

@@ -48,6 +48,10 @@ spec:
               valueFrom:
                 fieldRef:
                   fieldPath: metadata.annotations['internal.stackable.tech/image']
+            - name: KUBERNETES_NODE_NAME
+              valueFrom:
+                fieldRef:
+                  fieldPath: spec.nodeName
             {{- if .Values.kubernetesClusterDomain }}
             - name: KUBERNETES_CLUSTER_DOMAIN
               value: {{ .Values.kubernetesClusterDomain | quote }}