Fix helm chart.

- Set fsGroup for correct file permissions
- Set memory default to 256 since Atlantis doesn't need more unless you
have large TF
- Use latest version of Atlantis

helm/atlantis/templates/statefulset.yaml

@@ -19,6 +19,8 @@ spec:
         app: {{ template "atlantis.name" . }}
         release: {{ .Release.Name }}
     spec:
+      securityContext:
+        fsGroup: 1000
       volumes:
       {{- range $name, $_ := .Values.serviceAccountSecrets }}
       - name: {{ $name }}-volume
@@ -187,4 +189,4 @@ spec:
         requests:
           # The biggest thing Atlantis stores is the Git repo when it checks it out.
           # It deletes the repo after the pull request is merged.
-          storage: 5Gi
+          storage: 5Gi

helm/atlantis/values.yaml

@@ -73,7 +73,7 @@ serviceAccountSecrets:
 
 image:
   repository: runatlantis/atlantis
-  tag: v0.4.5
+  tag: v0.4.11
   pullPolicy: IfNotPresent
 
 ## enable using atlantis.yaml file
@@ -115,10 +115,10 @@ ingress:
 
 resources:
   requests:
-    memory: 1Gi
+    memory: 256Mi
     cpu: 100m
   limits:
-    memory: 1Gi
+    memory: 256Mi
     cpu: 100m
 
 replicaCount: 1