fix(ci): add a public github token to make `gh` happy #797

	name: Lint

	on: [pull_request]

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

	jobs:
	tests:
	name: Lint
	runs-on: ubuntu-20.04

	steps:
	- name: Checkout source code
	uses: actions/checkout@v2
	- uses: Jayrgo/luacheck-action@v1
	name: luacheck
	with:
	# List of files, directories and rockspecs to check.
	# Default: .
	files: 'lualib'

	# Path to configuration file.
	# Default: .luacheckrc
	config: '.luacheckrc'

	# Arguments passed to luacheck.
	# Default: -q
	args: '-q'

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