Update release workflow #11

	name: Prepare draft release

	on:
	push:
	tags:
	- v..*

	concurrency:
	group: ${{ github.workflow }}-${{ github.ref }}
	cancel-in-progress: true

	jobs:
	release:
	permissions:
	contents: write
	runs-on: ubuntu-latest
	steps:
	- name: Checkout
	uses: actions/checkout@v4

	- name: Configure Git
	run: \|
	git config user.name "$GITHUB_ACTOR"
	git config user.email "[email protected]"

	- name: Set up Helm
	uses: azure/[email protected]
	with:
	version: v3.14.4

	- name: Package Helm charts
	run: \|
	for chart in $(ls charts); do
	helm package charts/$chart
	done

	- name: Save generated charts
	run: \|
	mkdir -p /tmp/charts
	cp *.tgz /tmp/charts

	- name: Release
	id: release
	uses: softprops/action-gh-release@v2
	with:
	token: ${{ secrets.GITHUB_TOKEN }}
	prerelease: ${{ contains(github.ref, 'rc') }}
	target_commitish: ${{ github.sha }}
	files: \|
	*.tgz
	generate_release_notes: true

	- name: Checkout to branch gh-pages
	uses: actions/checkout@v4
	with:
	ref: gh-pages
	fetch-depth: 0

	- name: Copy generated charts
	run: \|
	cp /tmp/charts/*.tgz .

	- name: Update Helm charts repo index
	env:
	CHART_URL: https://github.com/${{ github.repository }}/releases/download/${{ github.ref_name }}
	run: \|
	helm repo index --merge index.yaml --url $CHART_URL .
	git add index.yaml
	git commit -s -m "Update index.yaml" \|\| exit 0
	git push

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