Fix Github publish pipeline action when verifying commit on main bran… #7

	name: Publish release chart (tags)

	on:
	push:
	tags:
	# Semantic versioning; must be equal to version in Chart.yaml
	- "v[0-9]+.[0-9]+.[0-9]+"

	jobs:
	publish:
	name: Publish Helm chart
	if: github.repository == 'logicalclocks/rondb-helm'
	runs-on: ubuntu-latest
	permissions:
	contents: write
	steps:
	- name: Checkout main repo
	uses: actions/checkout@v4
	with:
	fetch-depth: 0

	- run: \|
	echo "GH ref: ${{ github.ref }}"
	echo "GH ref_name: ${{ github.ref_name }}"
	echo "GH sha: ${{ github.sha }}"

	- name: Only allow main branch to publish
	run: \|
	# Exit if the commit is not on main branch
	git merge-base --is-ancestor ${{ github.sha }} origin/main \|\| {
	echo "::error Branch is not main, exiting"
	exit 1
	}

	- name: Check that Git tag matches Chart.yaml version
	run: \|
	TAG=$(echo ${{ github.ref_name }} \| sed 's/v//')
	CHART_VERSION=$(grep '^version:' Chart.yaml \| awk '{print $2}')
	if [ "$TAG" != "$CHART_VERSION" ]; then
	echo "::error Tag $TAG does not match Chart.yaml version $CHART_VERSION"
	exit 1
	fi
	echo "CHART_VERSION=$CHART_VERSION" >> $GITHUB_ENV

	- name: Publish Helm chart
	uses: ./.github/actions/publish_chart
	with:
	chart_version: "${{ env.CHART_VERSION }}"
	# Since Git tags are unique, overwriting shouldn't happen anyways
	allow_overwrite: "false"
	gh_token: ${{ secrets.GITHUB_TOKEN }}

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