Publish mmstudio/latest #140

	# When a push is made to any branch named pages/<project>/<version>, update
	# the gh-pages branch with a copy of the newly pushed content.

	name: Publish

	on:
	push:
	branches:
	- 'pages/**'

	jobs:
	update-html:
	name: Update docs for project/version
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v2
	with:
	fetch-depth: 0 # All refs and history
	path: apidoc
	- run: \|
	pages_ref=${{ github.ref }} # refs/heads/pages/proj/ver
	pages_branch=${pages_ref#refs/heads/} # pages/proj/ver
	pages_path=${pages_branch#pages/} # proj/ver

	cd apidoc

	git archive -o ../pages.tar $pages_branch

	if ! git checkout gh-pages --; then
	git checkout --orphan gh-pages
	git rm -rf .
	else
	git rm -rf --ignore-unmatch $pages_path
	fi

	mkdir -p $pages_path
	tar xf ../pages.tar -C $pages_path
	rm -rf $pages_path/.github
	git add $pages_path

	git config user.name 'github-actions[bot]'
	git config user.email '41898282+github-actions[bot]@users.noreply.github.com'

	if [ -z "$(git status --porcelain=v1 2>/dev/null)" ]; then
	echo "No changes to commit"
	else
	git commit -m "Autoupdate $pages_path"
	git push -u origin gh-pages
	fi

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