Use version specifiers for Sphinx requirements #131

	name: Unit tests

	on:
	pull_request:
	types: [opened, synchronize, reopened, ready_for_review]
	paths-ignore:
	- '**.rst'
	- 'docs/**'
	push:
	branches:
	- main
	paths-ignore:
	- '**.rst'
	- 'docs/**'

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

	jobs:
	build_test:
	strategy:
	matrix:
	os: ["ubuntu-20.04", "macos-11"]

	runs-on: ${{ matrix.os }}

	steps:
	- uses: actions/checkout@v3
	- name: Set up Python 3.8
	uses: actions/setup-python@v4
	with:
	python-version: "3.8"
	- name: Install dependencies
	run: \|
	make requirements
	- name: Build packages
	run: \|
	make package
	- name: Run tests
	run: \|
	pip install -e .
	make coverage
	- name: Check docs
	run: \|
	make docs

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