Add chart-testing workflow #5

	name: chart-workflow

	on:
	workflow_call:
	pull_request:

	jobs:
	chart-testing:
	runs-on: [ubuntu-latest]
	container:
	image: quay.io/helmpack/chart-testing:v3.11.0
	options: --user 1001
	steps:
	- name: Checkout
	uses: actions/checkout@v4
	with:
	fetch-depth: 0

	- name: Fetch chart dependencies
	run: \|
	for chart in $(cat charts-to-test); do
	helm dependency update "$chart" >/dev/null
	done
	shell: bash

	- name: Run Helm Chart Testing
	run: \|
	ct lint 2>&1 \| tee chart-testing-output-ct-lint.txt

	- name: Install dependencies
	run: \|
	helm plugin install https://github.com/helm-unittest/helm-unittest.git

	- name: Assemble list of chart directories to test
	run: \|
	tr ' ' '\n' <<< "${{ inputs.charts }}" \| grep -v '^$' > charts-to-test \|\| true
	find . -type f -name 'Chart.yaml' -exec dirname {} \; > all-charts
	[ -z "${{ inputs.charts }}" ] && mv all-charts charts-to-test \|\| true
	shell: bash

	- name: Run Helm Unit Test
	run: \|
	helm unittest $(cat charts-to-test) 2>&1 \| tee chart-testing-output-helm-unittest.txt

	- uses: mshick/add-pr-comment@v2
	with:
	preformatted: true
	message-id: "${{ github.event.number }}"
	message-path: chart-testing-output-*.txt

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