Automatically open PR after make update-helm-plugin-repo

Signed-off-by: Danil Grigorev <danil.grigorev@suse.com>

hack/publish-index-changes.sh

@@ -0,0 +1,36 @@
+#!/bin/bash
+
+if [ $# -ne 1 ]; then
+    echo "Usage: $0 RELEASE_TAG"
+    exit 1
+fi
+
+RELEASE_TAG="$1"
+BRANCH_NAME="index-${RELEASE_TAG}"
+COMMIT_MESSAGE="This PR updates index.yaml for ${RELEASE_TAG}. Automatically generated by make update-helm-repo."
+PR_TITLE="🌱 Update helm chart index.yaml to ${RELEASE_TAG}"
+PR_DESCRIPTION="**What this PR does / why we need it:**\n\nThis PR updates index.yaml for ${RELEASE_TAG}. Automatically generated by \`make update-helm-repo\`."
+
+# Checkout index-${RELEASE_TAG} branch
+git checkout -b "${BRANCH_NAME}"
+
+# Add files to commit
+git add plugins/clusterctl-operator.yaml index.yaml
+
+# Commit changes with appropriate message
+git commit -m "${COMMIT_MESSAGE}"
+
+# Push changes to origin
+git push origin "${BRANCH_NAME}"
+
+if ! command -v gh &> /dev/null
+then
+    echo "GitHub CLI (gh) is not installed."
+    echo "Please open a pull request with the following details:"
+    echo "Title: $PR_TITLE"
+    echo -e "Description: \n$PR_DESCRIPTION"
+    exit 0
+fi
+
+# Open a PR with title and description
+gh pr create --title "${PR_TITLE}" --body "${PR_DESCRIPTION}"