Place playground processes into a systemd slice #1319

	on: [push, pull_request]

	jobs:
	rust:
	name: Rust projects
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@master

	- name: Install Rust stable
	run: rustup update stable && rustup default stable

	- name: Run rustfmt
	run: cargo fmt --all -- --check

	- name: Run the test suite
	run: cargo test --all

	- name: Run clippy
	run: cargo clippy --all -- -Dwarnings

	terraform:
	name: Terraform configuration
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@master

	- name: Ensure the terraform files are formatted correctly
	run: terraform fmt -check -diff -recursive

	actions-js:
	name: GitHub Actions (JS)
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@master
	- uses: actions/setup-node@v3
	with:
	node-version: 16
	- name: Ensure the bundled action is the same as the source code
	run: \|
	for action in $(ls github-actions/); do
	if [[ -f "github-actions/${action}/package.json" ]]; then
	pushd "github-actions/${action}"
	sha256sum dist/* > "/tmp/sha256-${action}-before"
	npm install
	npm run build
	sha256sum dist/* > "/tmp/sha256-${action}-after"
	diff -u --color "/tmp/sha256-${action}-before" "/tmp/sha256-${action}-after"
	popd
	fi
	done

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