Add GitHub configuration files and CI workflow #1

	name: Lint and Test

	on:
	pull_request:
	branches: [ "main" ]
	push:
	branches: [ "main" ]

	permissions:
	contents: read

	jobs:
	build:
	runs-on: ubuntu-latest

	steps:
	- uses: actions/checkout@v4
	- name: Set up Python
	uses: actions/setup-python@v4
	with:
	python-version: "3.11"
	- name: Install dependencies
	run: \|
	python -m pip install --upgrade pip
	pip install -r requirements.txt
	- name: Run tests
	run: \|
	pytest -q
	- name: Lint with flake8
	run: \|
	pip install flake8
	flake8 .

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