Merge pull request #20 from bpython/use-github-actions #1

	name: Deploy
	on:
	push:
	branches:
	- main

	jobs:
	deploy:
	runs-on: ubuntu-latest
	permissions:
	contents: write # To push a branch
	pull-requests: write # To create a PR from that branch
	steps:
	- uses: actions/checkout@v3
	with:
	fetch-depth: 0
	submodules: recursive
	- name: Install pelican
	run: \|
	python3 -m venv venv
	./venv/bin/pip install -U pip
	./venv/bin/pip install pelican
	- name: Deploy GitHub Pages
	run: \|
	# This assumes your book is in the root of your repository.
	# Just add a `cd` here if you need to change to another directory.
	./venv/bin/pelican
	git worktree add gh-pages
	git config user.name "Deploy from CI"
	git config user.email ""
	cd gh-pages
	# Delete the ref to avoid keeping history.
	git update-ref -d refs/heads/gh-pages
	rm -rf *
	mv ../output/* .
	echo 'bpython-interpreter.org' > CNAME
	git add .
	git commit -m "Deploy $GITHUB_SHA to gh-pages"
	git push --force --set-upstream origin gh-pages

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