Add NATS streaming image tag (#2234)

Creates reproducible builds by locking NATS streaming to a specific
version

charts/fission-all/templates/mqt-fission-nats/deployment.yaml

@@ -25,7 +25,7 @@ spec:
       serviceAccount: fission-nats-streaming
       containers:
       - name: nats-streaming
-        image: {{ .Values.nats.streamingserver.image | quote }}
+        image: "{{ .Values.nats.streamingserver.image }}:{{ .Values.nats.streamingserver.tag }}"
         imagePullPolicy: {{ .Values.pullPolicy }}
         args: [
           "--cluster_id", "{{ .Values.nats.clusterID }}",
@@ -107,4 +107,4 @@ spec:
 {{- if .Values.extraCoreComponentPodConfig }}
 {{ toYaml .Values.extraCoreComponentPodConfig | indent 6 -}}
 {{- end }}
-{{- end }}
+{{- end }}

charts/fission-all/values.yaml

@@ -168,6 +168,7 @@ nats:
   # The image to use for NATS streaming server
   streamingserver:
     image: nats-streaming
+    tag: "0.23.0"
 
 ## Port at which NATS streaming service should be exposed
 ## (only if nats enabled and not external)