[ci] GithubActions: Convert the appveyor pipeline to Github Actions #1

	name: Native and WSL

	on: [push, pull_request]

	jobs:
	build:
	runs-on: ${{ matrix.os }}
	strategy:
	matrix:
	os: [ubuntu-latest, windows-latest]
	node-version: [16, 14, 12, 10, 8]
	exclude:
	- os: ubuntu-latest
	node-version: 8
	- os: ubuntu-latest
	node-version: 6
	- os: ubuntu-latest
	node-version: 4
	include:
	- os: ubuntu-latest
	npm-version: 6
	eslint-version: 7
	- os: windows-latest
	npm-version: 6
	eslint-version: 7

	steps:
	- uses: actions/checkout@v4
	- name: Use Node.js ${{ matrix.node-version }}
	uses: actions/setup-node@v4
	with:
	node-version: ${{ matrix.node-version }}
	- name: Install dependencies
	run: \|
	npm install
	npm run copy-metafiles
	bash ./tests/dep-time-travel.sh 2>&1
	git config core.symlinks true
	git reset --hard
	- name: Install dependencies of resolvers
	run: \|
	for dir in ./resolvers/*/
	do
	dir=${dir%*/}
	pushd ${dir}
	npm install
	popd
	done
	- name: Install proper eslint-version
	run: npm install --no-save eslint@${{ matrix.eslint-version }}
	- name: Run tests
	run: \|
	npm run pretest
	npm run tests-only
	for dir in ./resolvers/*/
	do
	dir=${dir%*/}
	pushd ${dir}
	npm test
	popd
	done
	- name: Codecov
	uses: codecov/codecov-action@v1
	with:
	token: ${{ secrets.CODECOV_TOKEN }} # not required for public repos
	file: ./coverage/coverage-final.json # optional
	flags: unittests # optional
	name: codecov-umbrella # optional
	fail_ci_if_error: true # optional (default = false)

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