Test publishing Sphinx docs using GitHub Pages #3

	---
	name: documentation

	on: [push, pull_request]

	permissions:
	contents: read
	pages: write
	id-token: write

	jobs:
	build:
	# Ubuntu 20.04 has Python 3.9
	runs-on: ubuntu-20.04

	steps:
	- uses: actions/checkout@v2
	- name: Set up Python 3.9
	uses: actions/setup-python@v2
	with:
	python-version: "3.9"
	- name: Install dependencies
	run: \|
	python -m pip install --upgrade pip
	python -m pip install -r requirements_github.txt
	python -m pip install sphinx sphinx-autodoc-typehints
	- name: Run Sphinx build
	run: make doc
	- name: Upload doc artifacts
	uses: actions/upload-pages-artifact@v3
	with:
	path: ./doc/build/html

	deploy:
	# Only deploy on 'master' branch. It's probably still useful to check
	# if the docs actually build on other branches, too.
	if: github.ref == 'refs/heads/actions_test'
	environment:
	name: github-pages
	url: ${{ steps.deployment.outputs.page_url }}
	runs-on: ubuntu-latest
	needs: build
	steps:
	- name: Deploy to GitHub Pages
	id: deployment
	uses: actions/deploy-pages@v4

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