Merge pull request #651 from cybozu-go/bump-chart-v0.10.2 #20

	name: Release Charts

	on:
	push:
	tags:
	- 'chart-v*'

	jobs:
	build:
	runs-on: ubuntu-20.04
	steps:
	- name: Checkout
	uses: actions/checkout@v4
	with:
	fetch-depth: 0

	- name: Set up Helm
	uses: azure/setup-helm@v3
	with:
	version: v3.10.2

	- name: Check chart version
	run: \|
	tag_version=${GITHUB_REF##*/chart-v}
	chart_version=$(cat charts/moco/Chart.yaml \| grep 'version:' \| sed 's/version:\s//')
	if [ "$tag_version" != "$chart_version" ]; then
	echo "Different versions: tag \"$tag_version\", chart \"$chart_version\""
	exit 1
	fi
	- name: Packaging the chart
	run: helm package ./charts/moco/

	- uses: actions/upload-artifact@v3
	with:
	name: helm-charts
	path: ./moco-*.tgz
	retention-days: 1

	publish:
	name: Publish charts on GitHub Pages
	runs-on: ubuntu-20.04
	needs: build
	steps:
	- uses: actions/checkout@v4
	with:
	ref: gh-pages

	- name: Set up Helm
	uses: azure/setup-helm@v3
	with:
	version: v3.10.2

	- uses: actions/download-artifact@v3
	with:
	name: helm-charts

	- name: Update charts index
	run: helm repo index --url https://cybozu-go.github.io/moco/ --merge index.yaml .

	- run: git add .

	- name: Check diffs
	run: \|
	diffs=$(git status -s)
	if [ "$diffs" = "" ]; then
	echo "NO_DIFF=1" >> $GITHUB_ENV
	else
	printf "%s\n" "$diffs"
	fi
	- name: Commit changes
	if: env.NO_DIFF != '1'
	run: \|
	git config --global user.name 'Cybozu Neco'
	git config --global user.email 'cybozu-neco@users.noreply.github.com'
	git commit -m 'update'
	- name: Push to gh-pages
	if: env.NO_DIFF != '1'
	run: git push origin gh-pages

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