Helm chart: include configmap checksum in deployment annotations

CHANGELOG.md

@@ -54,6 +54,7 @@ request adding CHANGELOG notes for breaking (!) changes and possibly other secti
 
 - `client.region` is no longer considered a "credential" property (related to Iceberg REST Catalog API).
 - Relaxed the requirements for S3 storage's ARN to allow Polaris to connect to more non-AWS S3 storage appliances. 
+- Added checksum to helm deployment so that it will restart when the configmap has changed.
 
 ### Deprecations
 

helm/polaris/templates/deployment.yaml

@@ -39,10 +39,11 @@ spec:
       {{- include "polaris.selectorLabels" . | nindent 6 }}
   template:
     metadata:
-      {{- if .Values.podAnnotations }}
       annotations:
+        checksum/config: {{ include (print $.Template.BasePath "/configmap.yaml") . | sha256sum }}
+        {{- if .Values.podAnnotations }}
         {{- tpl (toYaml .Values.podAnnotations) . | nindent 8 }}
-      {{- end }}
+        {{- end }}
       labels:
         {{- include "polaris.selectorLabels" . | nindent 8 }}
         {{- if .Values.podLabels }}