feat(helm): add controller service annotations

Allow configuring custom annotations on the controller service
via Values.controller.service.annotations.

Author: anthonyhaussman

helm/kagent/templates/controller-service.yaml

@@ -5,6 +5,12 @@ metadata:
   namespace: {{ include "kagent.namespace" . }}
   labels:
     {{- include "kagent.controller.labels" . | nindent 4 }}
+  {{- if .Values.controller.service.annotations }}
+  annotations:
+    {{- with .Values.controller.service.annotations }}
+      {{- toYaml . | nindent 4 }}
+    {{- end }}
+  {{- end }}
 spec:
   type: {{ .Values.controller.service.type }}
   ports:

helm/kagent/values.yaml

@@ -229,6 +229,7 @@ controller:
     ports:
       port: 8083
       targetPort: 8083
+    annotations: {}
   # -- Prometheus-style /metrics endpoint for the controller manager.
   # When enabled, provisions a dedicated metrics Service plus the
   # ClusterRoles required for authenticated scrapes. Bind