add a .readthedocs.yaml #66

	name: Test

	on: [push, pull_request]

	env:
	FORCE_COLOR: 1

	jobs:
	build:
	runs-on: ${{ matrix.os }}
	strategy:
	fail-fast: false
	matrix:
	python-version: ["3.8", "3.9", "3.10", "3.11", "3.12-dev"]
	cython-version: ["0.29", "3.0"]
	os: [ubuntu-20.04]

	steps:
	- uses: actions/checkout@v3

	- name: Set up Python ${{ matrix.python-version }}
	uses: actions/setup-python@v4
	with:
	python-version: ${{ matrix.python-version }}

	- name: Install Linux dependencies
	run: \|
	sudo apt-get update
	sudo apt-get install -y libattr1-dev libfuse3-dev fuse3
	sudo apt-get install -y pkg-config gcc ninja-build meson

	- name: Install Python dependencies (misc)
	run: pip install setuptools trio pytest pytest_trio sphinx

	- name: Install Python dependencies (Cython 0.29)
	if: ${{ matrix.cython-version == '0.29' }}
	run: pip install "Cython<3"

	- name: Install Python dependencies (Cython 3.0)
	if: ${{ matrix.cython-version == '3.0' }}
	run: pip install "Cython>=3"

	- name: Test
	run: \|
	set -e
	# Disable developer mode, so that build does not suddenly break if
	# e.g. a newer compiler version results in new warning messages.
	rm MANIFEST.in
	python setup.py build_cython
	python setup.py build_ext --inplace

	pytest -v -rs test/

	sphinx-build -b html rst doc/html

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