ci: use setup-xcode to install latest stable version #8

	name: github pages

	on:
	push:
	branches:
	- master

	jobs:
	deploy:
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v2
	with:
	submodules: recursive

	- name: Install doxygen
	run: sudo apt-get install -y doxygen

	- name: Install Graphviz
	run: sudo apt-get install -y graphviz

	- name: Setup Python
	uses: actions/setup-python@v2
	with:
	python-version: "3.9"

	- name: Upgrade pip
	run: \|
	# install pip=>20.1 to use "pip cache dir"
	python3 -m pip install --upgrade pip

	- name: Get pip cache dir
	id: pip-cache
	run: echo "::set-output name=dir::$(pip cache dir)"

	- name: Cache dependencies
	uses: actions/cache@v2
	with:
	path: ${{ steps.pip-cache.outputs.dir }}
	key: ${{ runner.os }}-pip-${{ hashFiles('**/requirements.txt') }}
	restore-keys: \|
	${{ runner.os }}-pip-

	- name: Install dependencies
	run: python3 -m pip install -r ./requirements.txt

	- name: Install X11 dependencies
	shell: bash
	run: \|
	sudo apt-get install -y -qq xorg-dev libglu1-mesa-dev

	- name: Configure CMake
	run: cmake -B build -DCMAKE_BUILD_TYPE=${{env.BUILD_TYPE}}

	- name: Build doxygen documentation
	run: cmake --build build --target dox

	- name: Build sphinx documentation
	run: cmake --build build --target sphinx

	- name: Deploy
	uses: peaceiris/actions-gh-pages@v3
	with:
	github_token: ${{ secrets.GITHUB_TOKEN }}
	publish_dir: build/sphinx

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