helm: added service annotations (#4062)

helm/templates/service.yaml

@@ -6,6 +6,8 @@ metadata:
   name: coder
   labels:
     {{- include "coder.labels" . | nindent 4 }}
+  annotations:
+    {{- toYaml .Values.coder.service.annotations | nindent 4 }}
 spec:
   type: {{ .Values.coder.service.type }}
   ports:

helm/values.yaml

@@ -78,3 +78,6 @@ coder:
     # your cloud and specify it here in production to avoid accidental IP
     # address changes.
     loadBalancerIP: ""
+    # coder.service.annotations -- The service annotations. See:
+    # https://kubernetes.io/docs/concepts/services-networking/service/#internal-load-balancer
+    annotations: {}