Merge pull request #71 from linkml/issue-70 #65

	name: Sphinx Documentation
	on:
	workflow_dispatch:
	push:
	branches: [ main ]

	jobs:
	build-docs:
	runs-on: ubuntu-latest
	steps:
	- name: Checkout
	uses: actions/checkout@main
	with:
	fetch-depth: 0 # otherwise, you will failed to push refs to dest repo

	- name: Set up Python 3.
	uses: actions/setup-python@v3
	with:
	python-version: 3.9

	- name: Install Poetry.
	uses: snok/install-poetry@v1.3

	- name: install
	run: poetry install --only main,docs

	- name: Build documentation.
	run: \|
	mkdir gh-pages
	touch gh-pages/.nojekyll
	cd docs/
	poetry run sphinx-build -b html . _build
	cp -r _build/* ../gh-pages/

	- name: Deploy documentation.
	if: ${{ github.event_name == 'push' }}
	uses: JamesIves/github-pages-deploy-action@v4.4.1
	with:
	branch: gh-pages
	force: true
	folder: gh-pages

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