Fix duplicate vertex-vertex constraints #199

	name: Docs

	on:
	push:
	branches:
	- main
	- docs

	jobs:
	Docs:
	runs-on: ubuntu-latest
	steps:
	- name: Checkout repository
	uses: actions/checkout@v3
	with:
	fetch-depth: 10

	- name: Set up Python
	uses: actions/[email protected]
	with:
	python-version: "3.10"

	- name: Requirements
	run: \|
	sudo apt-get update
	sudo apt-get install doxygen python3-sphinx graphviz
	python -m pip install --upgrade pip
	pip install -r docs/requirements.txt

	- name: Build release docs
	run: \|
	HEAD=$(git rev-parse HEAD)
	git fetch --all --tags
	cd docs
	for version in $(git tag -l); do
	echo "Processing $version:"
	git checkout $version
	pip install --force-reinstall -v "ipctk==$version"
	sphinx-build source build/html/$version -D html_theme_options.version_dropdown=true
	done
	pip uninstall -y ipctk
	git checkout $HEAD
	cp source/_static/versions.json build/html/
	cd ..

	- name: Build ipctk
	run: pip install --verbose .

	- name: Build docs
	run: \|
	cd docs
	make html
	cd build/html
	touch .nojekyll

	- name: Deploy
	uses: JamesIves/[email protected]
	with:
	GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
	BRANCH: gh-pages # The branch the action should deploy to.
	FOLDER: docs/build/html # The folder the action should deploy.

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