Chore(charts): Unit tests for wardend. Updated pipelines, docs #117

	name: charts/all

	on: pull_request

	jobs:
	test:
	runs-on: ubuntu-latest
	concurrency:
	group: ${{ github.head_ref }}
	cancel-in-progress: true
	steps:
	- name: Checkout
	uses: actions/checkout@v4
	with:
	fetch-depth: 0

	- name: Fetch default branch
	run: git fetch origin ${{ github.event.repository.default_branch }}:${{ github.event.repository.default_branch }}

	- name: Set up Helm
	uses: azure/setup-helm@v4
	with:
	version: "v3.16.3"

	- name: Setup Python
	uses: actions/setup-python@v5
	with:
	python-version: "3.x"

	- name: Set up chart-testing
	uses: helm/chart-testing-action@v2.6.1
	with:
	version: "v3.11.0"

	- name: Run chart-testing (list-changed)
	id: list-changed
	run: \|
	changed=$(ct list-changed --config ct.yaml --target-branch ${{ github.event.repository.default_branch }})
	if [[ -n "$changed" ]]; then
	echo "changed=true" >> $GITHUB_OUTPUT
	fi

	- name: Run chart-testing (lint)
	run: >
	ct lint
	--config ct.yaml
	--target-branch ${{ github.event.repository.default_branch }}

	- name: Install helm unittest plugin
	if: steps.list-changed.outputs.changed == 'true'
	run: \|
	helm env
	helm plugin install https://github.com/helm-unittest/helm-unittest.git --version 0.7.0

	- name: Run helm unittest on changed charts
	if: env.changed != ''
	run: \|
	for chart in $changed; do
	echo "Running helm unittest for $chart"
	helm unittest -f "$chart/tests/unit/*_test.yaml" "$chart"
	done

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