feat: add init containers to the helm chart (#5874)

* add init containers to coder deployment

* fix formatting issues

helm/templates/coder.yaml

@@ -45,6 +45,10 @@ spec:
       nodeSelector:
       {{ toYaml . | nindent 8 }}
       {{- end }}
+      {{- with .Values.coder.initContainers }}
+      initContainers:
+      {{ toYaml . | nindent 8 }}
+      {{- end }}
       containers:
         - name: coder
           image: {{ include "coder.image" . | quote }}

helm/values.yaml

@@ -22,6 +22,14 @@ coder:
     pullSecrets: []
     #  - name: "pull-secret"
 
+  # coder.initContainers -- Init containers for the deployment. See:
+  # https://kubernetes.io/docs/concepts/workloads/pods/init-containers/
+  initContainers:
+    []
+    # - name: init-container
+    #   image: busybox:1.28
+    #   command: ['sh', '-c', "sleep 2"]
+
   # coder.annotations -- The Deployment annotations. See:
   # https://kubernetes.io/docs/concepts/overview/working-with-objects/annotations/
   annotations: {}