Add GitHub Actions to publish helm chart (#257)

* Add chart workflows (#1)

* Add chart workflows

* Fix publishing step in CI

Signed-off-by: David Young <davidy@funkypenguin.co.nz>

* Update CI on push-to-master (#3)

* Put helm installation step in the correct CI job

Signed-off-by: David Young <davidy@funkypenguin.co.nz>

* Put helm installation step in the correct CI job (#4)

* Update on-push-master-publish-chart.yml

* Remove references to certmanager dependency

Signed-off-by: David Young <davidy@funkypenguin.co.nz>

* Add ability to customize kube-rbac-proxy image

Signed-off-by: David Young <davidy@funkypenguin.co.nz>

* Only install cert-manager if we're going to spin up KinD

Signed-off-by: David Young <davidy@funkypenguin.co.nz>

charts/actions-runner-controller/values.yaml

@@ -26,6 +26,11 @@ image:
   dindSidecarRepositoryAndTag: "docker:dind"
   pullPolicy: IfNotPresent
 
+kube_rbac_proxy:
+  image:
+    repository: gcr.io/kubebuilder/kube-rbac-proxy
+    tag: v0.4.1
+
 imagePullSecrets: []
 nameOverride: ""
 fullnameOverride: ""
@@ -97,4 +102,4 @@ affinity: {}
 # Leverage a PriorityClass to ensure your pods survive resource shortages
 # ref: https://kubernetes.io/docs/concepts/configuration/pod-priority-preemption/
 # PriorityClass: system-cluster-critical
-priorityClassName: ""
+priorityClassName: ""