Bump to v4 #7

	name: CI
	on: [push, pull_request]
	jobs:
	build:
	strategy:
	matrix:
	python-version: ["3.9", "3.10", "3.11", "3.12", "3.13", "3.14-dev",
	"pypy-3.10", "pypy-3.11"]
	fail-fast: false
	runs-on: ubuntu-latest
	steps:
	- name: Checkout
	uses: actions/checkout@v2
	- name: Set up Python
	uses: actions/setup-python@v2
	with:
	python-version: ${{ matrix.python-version }}
	- name: Install tox
	run: pip install tox
	- name: Test using tox
	run: tox -e py
	common:
	runs-on: ubuntu-latest
	steps:
	- name: Checkout
	uses: actions/checkout@v2
	- name: Set up Python
	uses: actions/setup-python@v2
	with:
	python-version: "3.10"
	- name: Install tox
	run: pip install tox
	- name: Test using tox
	run: tox -e cov,qa

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