Add dependabot config for keeping GitHub Actions actions up to date #44

	# Run tests and style checks on each commit to an open pull request.

	name: on-commit

	on: [pull_request, workflow_dispatch]

	jobs:
	test:
	runs-on: ubuntu-latest

	strategy:
	matrix:
	python-version: ['3.8', '3.10', '3.12', '3.13', '3.14', 'pypy3.11']

	steps:
	- uses: actions/checkout@v3
	- name: Set up Python ${{ matrix.python-version }}
	uses: actions/setup-python@v4
	with:
	python-version: ${{ matrix.python-version }}
	cache: 'pip'
	cache-dependency-path: 'requirements/test.txt'
	allow-prereleases: true
	- name: Install dependencies
	run: python -m pip install -r requirements/test.txt
	- name: Check types with mypy
	run: python -m mypy .
	# Skip type check for Python 3.14, since it's hitting an argparse-related
	# issue in mypy: https://github.com/python/mypy/pull/19020
	if: matrix.python-version != '3.14'
	- name: Test with pytest
	run: python -m pytest

	style:
	runs-on: ubuntu-latest

	steps:
	- uses: actions/checkout@v3
	- name: Install ruff and apply 'ruff check'
	uses: astral-sh/ruff-action@v3
	with:
	version: 'latest'
	- name: Check for formatting changes
	run: ruff format --check --diff

Provide feedback