add some fixes #3

	name: create-documentation
	on: [workflow_dispatch, push]

	jobs:
	create-documentation:
	runs-on: ubuntu-latest

	strategy:
	fail-fast: false
	matrix:
	config:
	- name: "ubuntu-20"
	os: ubuntu-20.04
	cxx: "g++-9"
	cc: "gcc-9"
	fc: "gfortran-9"
	swig_builtin: "Off" #uses swig 4.0.1

	# define steps to take
	steps:
	- name: Checkout repository
	uses: actions/checkout@v3
	- name: Python install
	uses: actions/setup-python@v4
	with:
	python-version: '3.9'
	cache: 'pip' # caching pip dependencies
	- name: Prerequirements
	run: \|
	sudo apt-get update
	sudo apt-get install libmuparser-dev libhdf5-serial-dev libomp5 libomp-dev libfftw3-dev libcfitsio-dev lcov doxygen
	pip install -r doc/pages/example_notebooks/requirements.txt # load requrements for notebooks
	pip install sphinx
	- name: Set up the build
	env:
	CXX: ${{ matrix.config.cxx }}
	CC: ${{ matrix.config.cc }}
	FC: ${{ matrix.config.fc }}
	run: \|
	mkdir build
	cd build
	cmake .. -DCMAKE_INSTALL_PREFIX=$HOME/.local \
	-DENABLE_PYTHON=True -DENABLE_TESTING=ON -DENABLE_SWIG_BUILTIN=${{ matrix.config.swig_builtin }} \
	-DSIMD_EXTENSIONS=native -DBUILD_DOC=True -DENABLE_COVERAGE=True
	- name: Build CRPropa
	run: \|
	cd build
	make -j
	- name: run test
	run: \|
	cd build
	make test
	continue-on-error: true
	- name: coverage and documentation
	run: \|
	cd build
	make coverage
	tar -zcvf coverage.tar.gz coverageReport
	make doc
	tar -zcvf documentation.tar.gz doc
	- name: archive documentation
	uses: actions/upload-artifact@v3
	with:
	name: "documentation.tar.gz"
	path: \|
	documentation.tar.gz
	coverage.tar.gz

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