chore: push helm chart alongside image

If we push the image to <prefix>/kro,
we will push the helm chart to <prefix>/charts/kro

This will likely mean that our primary locations will be:

* image: registry.k8s.io/kro/kro
* chart: registry.k8s.io/kro/charts/kro

Author: justinsb

Makefile

@@ -214,9 +214,9 @@ publish-image: ko ## Publish the kro controller images to ghcr.io
 .PHONY: package-helm
 package-helm: ## Package Helm chart
 	cp ./config/crd/bases/* helm/crds/
-	@sed -i '' 's/tag: .*/tag: "$(RELEASE_VERSION)"/' helm/values.yaml
-	@sed -i '' 's/version: .*/version: $(RELEASE_VERSION)/' helm/Chart.yaml
-	@sed -i '' 's/appVersion: .*/appVersion: "$(RELEASE_VERSION)"/' helm/Chart.yaml
+	sed -i 's/tag: .*/tag: "$(RELEASE_VERSION)"/' helm/values.yaml
+	sed -i 's/version: .*/version: $(RELEASE_VERSION)/' helm/Chart.yaml
+	sed -i 's/appVersion: .*/appVersion: "$(RELEASE_VERSION)"/' helm/Chart.yaml
 	helm package helm
 
 .PHONY: publish-helm

dev/tasks/push-images

@@ -20,8 +20,19 @@ if [[ -z ${IMAGE_TAG:-} ]]; then
 fi
 echo "Using IMAGE_TAG=${IMAGE_TAG}"
 
+if [[ -z ${HELM_IMAGE:-} ]]; then
+  echo "HELM_IMAGE is not set"
+  HELM_IMAGE=${IMAGE_PREFIX}charts
+fi
+echo "Using HELM_IMAGE=${HELM_IMAGE}"
+
 # build first, technically this is not needed as publish does a build too
 RELEASE_VERSION=${IMAGE_TAG} OCI_REPO=${IMAGE_PREFIX%/} make build-image
 
+# we are also pushing the helm chart, build it first
+RELEASE_VERSION=${IMAGE_TAG} HELM_IMAGE=${HELM_IMAGE} make package-helm
+
+
 # Do the actual publish
 RELEASE_VERSION=${IMAGE_TAG} OCI_REPO=${IMAGE_PREFIX%/} make publish-image
+RELEASE_VERSION=${IMAGE_TAG} HELM_IMAGE=${HELM_IMAGE} make publish-helm