Add script to update images in expander-helm

experiments/compositions/expanders/helm-expander/Dockerfile

@@ -37,8 +37,7 @@ FROM golang:1.23.2 as bins
 WORKDIR /workspace
 
 # Version string to embed in built binary.
-ARG HELM_VERSION=v3.9.0
-ARG KUSTOMIZE_VERSION=v4.5.2
+ARG HELM_VERSION=v3.16.2
 
 # Install Helm
 RUN wget https://get.helm.sh/helm-${HELM_VERSION}-linux-amd64.tar.gz -O /tmp/helm-${HELM_VERSION}-linux-amd64.tar.gz && \
@@ -59,4 +58,4 @@ COPY --from=build-stage /go/src/app/expander .
 ENTRYPOINT ["helm"]
 
 # Switch to non-root user
-USER 1000
+USER 1000

experiments/compositions/expanders/helm-expander/hack/update-images.sh

@@ -0,0 +1,16 @@
+# Copyright 2024 Google LLC
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#      http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+NEW_HELM_VERSION="$(curl --silent "https://api.github.com/repos/helm/helm/releases/latest" | jq -r .tag_name)"
+sed -i -E "s|^(ARG HELM_VERSION=).*$|\1$NEW_HELM_VERSION|g" Dockerfile