Re-add PEP 561 py.typed file to package #241

	name: CI

	on: [push, pull_request]

	jobs:
	test:
	runs-on: ubuntu-latest

	strategy:
	matrix:
	python: ["3.8", "3.9", "3.10", "3.11", "3.12-dev"]

	steps:
	- name: Checkout
	uses: actions/checkout@v3
	- name: Setup Python ${{ matrix.python }}
	uses: actions/setup-python@v4
	with:
	python-version: ${{ matrix.python }}
	- name: Install dependencies
	# Explicitly also install tox-gh-actions to prevent tests from using system interpreter
	run: pip install '.[test]' tox-gh-actions
	- name: Run tox
	run: tox
	- name: Generate coverage report
	run: coverage xml
	- name: Upload coverage
	uses: codecov/codecov-action@v3

	mypy:
	runs-on: ubuntu-latest

	steps:
	- name: Checkout
	uses: actions/checkout@v3
	- name: Setup Python
	uses: actions/setup-python@v4
	with:
	python-version: 3.11
	- name: Install dependencies
	run: pip install '.[dev]'
	- name: Run mypy
	run: mypy

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