feat(chart): Support Service Annotations

Support service annotations which can be helpful when running planka in
a cloud provider

charts/planka/templates/service.yaml

@@ -4,6 +4,10 @@ metadata:
   name: {{ include "planka.fullname" . }}
   labels:
     {{- include "planka.labels" . | nindent 4 }}
+  {{- with .Values.service.annotations }}
+  annotations:
+    {{- toYaml . | nindent 4 }}
+  {{- end }}
 spec:
   type: {{ .Values.service.type }}
   ports:

charts/planka/values.yaml

@@ -54,6 +54,7 @@ securityContext: {}
   # runAsUser: 1000
 
 service:
+  annotations: {}
   type: ClusterIP
   port: 1337
   ## @param service.containerPort Planka HTTP container port