Fix save package #131

	name: Documentation
	on:
	push:
	tags:
	- "[0-9]+.[0-9]+.[0-9]"
	pull_request: { branches: [ "main" ] }

	concurrency:
	group: doc-${{ github.ref }}
	cancel-in-progress: true

	jobs:
	build:
	runs-on: ubuntu-20.04
	steps:
	- name: checkout
	uses: actions/checkout@v3
	with: { submodules: recursive }
	- name: setup conda environment
	uses: conda-incubator/setup-miniconda@v2
	with:
	miniforge-variant: Mambaforge
	- name: install dependencies
	shell: bash -l {0}
	run: \|
	mamba env update --quiet -n test -f environment.yml
	conda list
	- name: install unitpackage
	shell: bash -l {0}
	run: \|
	pip install -e .
	- name: build documentation
	shell: bash -l {0}
	run: \|
	cd doc
	make html
	mv generated/html generated/html_
	mkdir generated/html
	mv generated/html_ generated/html/unitpackage
	touch generated/html/unitpackage/.nojekyll
	- name: fix permissions
	shell: bash -l {0}
	run: \|
	# Strangely, the linkchecker modules are installed writable and linkchecker then refuses to load them.
	chmod -R a-w `python -c "from distutils.sysconfig import get_python_lib; print(get_python_lib())"`
	- name: detect broken links
	shell: bash -l {0}
	run: \|
	python -m http.server 8880 --directory doc/generated/html &
	sleep 1
	linkchecker --check-extern http://localhost:8880/unitpackage/ --no-robots --ignore mybinder.org
	- uses: JamesIves/[email protected]
	with:
	branch: gh-pages
	folder: doc/generated/html/unitpackage
	target-folder: docs
	single-commit: true
	if: ${{ github.event_name == 'push' }}

Provide feedback