Update chart to athens v0.4.0, other minor tweaks (#1218)

* Update chart to athens v0.4.0, other minor tweaks

* add service account as kubernetes good practices recommends that instead of using the created one by default.. It will also allow easier to add extra RBAC rules if such needs arrise later one.

charts/athens-proxy/Chart.yaml

@@ -1,11 +1,12 @@
 name: athens-proxy
-version: 0.2.4
-appVersion: 0.3.1
+version: 0.2.5
+appVersion: 0.4.0
 description: The proxy server for Go modules
 icon: https://raw.githubusercontent.com/gomods/athens/master/docs/static/banner.png
 keywords:
 - Golang
 - Package Management
+- Goproxy
 home: https://github.com/gomods/athens
 sources:
 maintainers:

charts/athens-proxy/templates/NOTES.txt

@@ -1,3 +1,8 @@
+{{- if .Values.ingress.enabled }}
+The Athens can be accessed via URL:
+{{- else }}
+Get the Athens URL by running these commands:
+{{- end }}
 {{- if (and .Values.ingress.enabled .Values.ingress.tls) }}
 {{- range .Values.ingress.hosts }}
   https://{{ . }}

charts/athens-proxy/templates/service-account.yaml

@@ -0,0 +1,9 @@
+apiVersion: v1
+kind: Service
+metadata:
+  name: {{ template "fullname" . }}
+  labels:
+    app: {{ template "fullname" . }}
+    chart: "{{ .Chart.Name }}-{{ .Chart.Version }}"
+    release: "{{ .Release.Name }}"
+    heritage: "{{ .Release.Service }}"

charts/athens-proxy/values.yaml

@@ -2,7 +2,7 @@ replicaCount: 1
 image:
   registry: docker.io
   repository: gomods/athens
-  tag: v0.3.1
+  tag: v0.4.0
 
   ## Specify a imagePullPolicy
   ## Defaults to 'Always' if image tag is 'latest', else set to 'IfNotPresent'
@@ -24,7 +24,7 @@ service:
 
 ingress:
   enabled: false
-  # provie key/value annotations
+  # Provide key/value annotations
   annotations:
   # Provide an array of values for the ingress host mapping
   hosts: