chore: bump actions/checkout from 3 to 4 #335

	name: Cleanup

	on:
	pull_request:
	types: [ closed ]

	concurrency:
	group: ${{ github.workflow }}-${{ github.head_ref \|\| github.run_id }}
	cancel-in-progress: true

	jobs:
	cleanup:
	name: Uninstall K8s Release for Closed Pull Request
	if: ${{ github.repository == 'api-platform/demo' }}
	runs-on: ubuntu-latest
	permissions:
	contents: 'read'
	id-token: 'write'
	steps:
	# gcloud does not work with Python 3.10 because "collections.Mappings" was removed in Python 3.10.
	-
	uses: actions/setup-python@v4
	with:
	python-version: 3.9.15
	-
	name: Auth gcloud
	uses: google-github-actions/auth@v1
	with:
	credentials_json: ${{ secrets.GKE_SA_KEY }}
	-
	name: Setup gcloud
	uses: google-github-actions/setup-gcloud@v1
	with:
	project_id: ${{ secrets.GKE_PROJECT }}
	-
	name: Configure gcloud
	run: \|
	gcloud components install gke-gcloud-auth-plugin
	gcloud --quiet auth configure-docker
	gcloud container clusters get-credentials api-platform-demo --zone europe-west1-c
	-
	name: Check for existing namespace
	id: k8s-namespace
	run: echo "namespace=$(kubectl get namespace pr-${{ github.event.number }} \| tr -d '\n' 2> /dev/null)" >> $GITHUB_OUTPUT
	-
	name: Uninstall release
	if: steps.k8s-namespace.outputs.namespace != ''
	run: kubectl delete namespace pr-${{ github.event.number }}

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