style: use ruff for formatting/linting #31

	name: checks
	on: [push, pull_request]
	jobs:
	deps:
	runs-on: ubuntu-latest
	strategy:
	fail-fast: false
	matrix:
	python-version: ["3.8", "3.9", "3.10", "3.11"]
	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 dependencies
	run: \|
	python -m pip install pipenv
	pipenv install --skip-lock # this is what Elastic beanstalk uses
	lint:
	name: lint
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v3

	- name: Set up Python
	uses: actions/setup-python@v4

	- name: Install dependencies
	run: python3 -m pip install '.[dev]'

	- name: Check style
	run: python3 -m ruff check . && ruff format --check .

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