feat: push helm charts in OCI format to ghcr.io (#134) #141

	name: Release Charts
	on:
	push:
	branches:
	- main
	jobs:
	release:
	permissions:
	contents: write
	packages: write
	id-token: write
	runs-on: ubuntu-latest
	steps:
	- name: Checkout
	uses: actions/checkout@v4
	with:
	fetch-depth: 0
	- name: Configure Git
	run: \|
	git config user.name "$GITHUB_ACTOR"
	git config user.email "[email protected]"

	# Release tgz to github page
	- name: Run chart-releaser
	uses: helm/[email protected]
	with:
	config: "./cr.yaml"
	env:
	CR_TOKEN: "${{ secrets.GITHUB_TOKEN }}"

	# Release to OCI registry
	- name: Login to GitHub Container Registry
	uses: docker/login-action@v3
	with:
	registry: ghcr.io
	username: ${{ github.actor }}
	password: ${{ secrets.GITHUB_TOKEN }}

	- name: Push charts to GHCR
	run: \|
	shopt -s nullglob
	for pkg in .cr-release-packages/*; do
	if [ -z "${pkg:-}" ]; then
	break
	fi
	lowercase=$(echo "${GITHUB_REPOSITORY}" \| tr '[:upper:]' '[:lower:]')
	echo "Pushing package - ${pkg} to ghcr.io repository - ${lowercase}"
	helm push "${pkg}" "oci://ghcr.io/${lowercase}"
	done

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