[FLINK-36686] add operatorPod.webhook.container.env in helm chart to allow customizating of flink-webhook container envs

Author: suez1224

helm/flink-kubernetes-operator/templates/flink-operator.yaml

@@ -207,6 +207,9 @@ spec:
               valueFrom:
                 fieldRef:
                   fieldPath: metadata.namespace
+            {{- with .Values.operatorPod.webhook.container.env }}
+            {{- toYaml . | nindent 12 }}
+            {{- end }}
           resources:
             {{- toYaml .Values.operatorPod.webhook.resources | nindent 12 }}
           securityContext:

helm/flink-kubernetes-operator/values.yaml

@@ -62,6 +62,8 @@ operatorPod:
   priorityClassName: null
   annotations: {}
   labels: {}
+  # The env variables only apply to the operator container in the operator pod
+  # TODO: consider making this pod level env variables
   env:
   # - name: ""
   #   value: ""
@@ -96,6 +98,10 @@ operatorPod:
   #     memory: "512Mi"
   webhook:
     resources: {}
+    container:
+      env:
+      # - name: ""
+      #   value: ""
 
 operatorServiceAccount:
   create: true