build

Update README build status badge #17

	name: build
	on: [push]
	defaults:
	run:
	working-directory: repo
	jobs:
	test:
	runs-on: ubuntu-latest
	strategy:
	fail-fast: false
	matrix:
	racket-version: [ '7.4', '7.9', '8.0', '8.3', stable ]
	steps:
	- uses: actions/checkout@v2
	with: { path: repo }
	- uses: Bogdanp/[email protected]
	with:
	version: ${{ matrix.racket-version }}
	dest: '$GITHUB_WORKSPACE/racket'
	sudo: never
	- name: install
	run: raco pkg install --installation --auto --link commonmark-{bench,doc,lib,test}
	- name: test
	run: raco test -ep commonmark-{bench,doc,lib,test}

	- name: deploy_docs
	if: ${{ github.event_name != 'pull_request' && github.ref == 'refs/heads/master' && matrix.racket-version == 'stable' }}
	run: \|
	set -e
	scribble +m --redirect https://docs.racket-lang.org/local-redirect/index.html \
	--dest docs --dest-name index commonmark-doc/scribblings/commonmark.scrbl
	cd docs
	git init -b gh-pages
	git config user.name 'GitHub Actions'
	git config user.email '[email protected]'
	git add .
	git commit -m 'Deploy to GitHub Pages'
	git push --force 'https://lexi-lambda:${{ github.token }}@github.com/${{ github.repository }}' gh-pages

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