add iOS and armv8 build #503

	name: Documentation

	on:
	push:
	branches: [ master ]
	pull_request:
	branches: [ master ]

	jobs:
	api-documentation:
	runs-on: ubuntu-latest
	steps:
	- name: Checkout
	uses: actions/checkout@v2
	with:
	submodules: recursive

	- name: Set up Doxygen
	run: sudo apt-get install -y doxygen

	- name: Set up Python
	uses: actions/setup-python@v2
	with:
	python-version: 3.7

	- name: Set up dependency cache
	uses: actions/cache@v2
	with:
	path: ~/.cache/pip
	key: ${{ runner.os }}-pip-${{ hashFiles('doc/requirements.txt') }}
	restore-keys: \|
	${{ runner.os }}-pip-

	- name: Install dependencies
	working-directory: ./doc
	run: pip install -r requirements.txt

	- name: Build documentation
	working-directory: ./doc
	run: make html

	# This artifact contains the HTML output of Sphinx only.
	# With index.html at the root of the produced zip file.
	- name: Upload documentation
	uses: actions/upload-artifact@v2
	with:
	name: api-docs
	path: ./doc/build/html
	if-no-files-found: error

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