docs-deploy #579

	name: docs-deploy
	on:
	push:
	paths:
	- 'docs/**'
	create:
	tags:
	- '*'
	jobs:
	docs:
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@master
	- uses: erpcya/sphinx-action@feature/#update-sphinx-base-image
	with:
	pre-build-command: "pip install sphinx_rtd_theme"
	docs-folder: "docs/"
	build-command: "sphinx-build -b html . _build/html"
	- uses: erpcya/sphinx-action@feature/#update-sphinx-base-image
	with:
	pre-build-command: "pip install sphinx_rtd_theme"
	docs-folder: "docs/"
	build-command: "sphinx-build -b epub . _build/epub"
	- name: Commit documentation changes
	run: \|
	git clone https://github.com/${{ github.repository }}.git --branch gh-pages --single-branch gh-pages
	cp -r docs/_build/html/* gh-pages/
	cd gh-pages
	touch .nojekyll
	git config --local user.email "action@github.com"
	git config --local user.name "GitHub Action"
	git add .
	git commit -m "Update documentation" -a \|\| true
	# The above command will fail if no changes were present, so we ignore
	# that.
	- name: Push changes
	uses: ad-m/github-push-action@master
	with:
	branch: gh-pages
	directory: gh-pages
	github_token: ${{ secrets.GITHUB_TOKEN }}

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