Initial attempt at GitHub Actions based CI. #2

	---
	name: CI
	on:
	push:
	branches: [master]
	pull_request:
	branches: [master]

	jobs:
	CI:
	runs-on: ubuntu-22.04
	steps:
	- uses: actions/checkout@v4
	- name: Set up Python
	uses: actions/setup-python@v5
	with:
	python-version: "3.10"
	- name: Install dependencies
	run: \|
	python3 -m pip install -r requirements.txt
	- name: Lint
	continue-on-error: true
	run: \|
	ruff format --check
	ruff check
	- name: Build and install stdeb
	run: \|
	python setup.py --command-packages=stdeb.command bdist_deb
	for f in deb_dist/*.deb; do echo; echo $f; dpkg --contents $f; done
	sudo dpkg -i deb_dist/*.deb
	- name: Run tests
	run: \|
	sudo -E bash -x ./test.sh
	- name: Run pypi-install tests
	run: \|
	sudo -E bash -x ./test-pypi-install.sh
	- name: Run 2and3 tests
	run: \|
	sudo -E bash -x ./test2and3.sh

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