fix(tox): ensure coverage reports are generated #182

	name: Build docs
	on: [push]
	jobs:
	build:
	runs-on: ubuntu-latest
	strategy:
	fail-fast: false
	matrix:
	python-version: [3.9]

	steps:
	# git checkout
	- uses: actions/checkout@v4

	# python setup
	- name: Set up Python ${{ matrix.python-version }}
	uses: actions/setup-python@v5
	with:
	python-version: ${{ matrix.python-version }}
	- name: Install dependencies
	run: \|
	python -m pip install --upgrade pip
	pip install tox tox-gh-actions

	# python cache
	- uses: actions/cache@v4
	with:
	path: ~/.cache/pip
	key: ${{ runner.os }}-pip-${{ hashFiles('**/requirements.txt') }}

	- name: Test with tox
	run: \|
	tox -e linkcheck
	tox -e plone6docs

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