Add CI to install chart #134

	---
	name: helm-ci
	on:
	workflow_dispatch:
	pull_request:
	paths:
	- "charts/meta-monitoring/**"

	env:
	CT_CONFIGFILE: charts/meta-monitoring/ct.yaml

	jobs:
	call-lint:
	name: Lint Helm Chart
	runs-on: ubuntu-latest
	steps:
	- name: Checkout Code
	uses: actions/checkout@v3

	- name: Lint Yaml
	run: make helm-lint

	call-test:
	name: Test Helm Chart
	runs-on: ubuntu-latest
	steps:
	- name: Checkout
	uses: actions/checkout@v4
	with:
	fetch-depth: 0

	- name: Set up Helm
	uses: azure/setup-helm@v3
	with:
	version: v3.14.0

	# Python is required because `ct lint` runs Yamale (https://github.com/23andMe/Yamale) and
	# yamllint (https://github.com/adrienverge/yamllint) which require Python
	- name: Set up Python
	uses: actions/setup-python@v4
	with:
	python-version: 3.9

	- name: Set up chart-testing
	uses: helm/chart-testing-action@v2

	- name: Run chart-testing (list-changed)
	id: list-changed
	run: \|
	changed=$(ct list-changed --config "${CT_CONFIGFILE}")
	if [[ -n "$changed" ]]; then
	echo "changed=true" >> $GITHUB_OUTPUT
	fi

	- name: Run chart-testing (lint)
	run: ct lint --config "${CT_CONFIGFILE}" --check-version-increment=false

	- name: Create kind cluster
	uses: helm/kind-action@v1
	if: steps.list-changed.outputs.changed == 'true'
	with:
	config: "${{ github.workspace }}/.github/configs/cluster-config.yaml"

	- name: Run chart-testing (install)
	run: \|
	changed=$(ct list-changed --config "${CT_CONFIGFILE}")
	ct install --config "${CT_CONFIGFILE}"

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