Modernize Python CI and packaging #142

	name: CI

	on:
	push:
	pull_request:
	workflow_dispatch:

	permissions:
	contents: read

	concurrency:
	group: ${{ github.workflow }}-${{ github.ref }}
	cancel-in-progress: true

	jobs:
	lint:
	name: Lint and format
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v6
	- name: Set up Python
	uses: actions/setup-python@v6
	with:
	python-version: "3.14"
	cache: pip
	cache-dependency-path: pyproject.toml
	- name: Install dependencies
	run: \|
	python -m pip install --upgrade pip
	python -m pip install -e ".[dev]"
	- name: Run ruff
	run: \|
	python -m ruff check .
	python -m ruff format --check .

	test:
	name: Test Python ${{ matrix.python-version }}
	runs-on: ubuntu-latest
	strategy:
	fail-fast: false
	matrix:
	python-version: ["3.10", "3.11", "3.12", "3.13", "3.14"]
	steps:
	- uses: actions/checkout@v6
	- name: Set up Python
	uses: actions/setup-python@v6
	with:
	python-version: ${{ matrix.python-version }}
	cache: pip
	cache-dependency-path: pyproject.toml
	- name: Install package
	run: \|
	python -m pip install --upgrade pip
	python -m pip install -e .
	- name: Run tests
	run: make test

	package:
	name: Build distribution
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v6
	- name: Set up Python
	uses: actions/setup-python@v6
	with:
	python-version: "3.14"
	cache: pip
	cache-dependency-path: pyproject.toml
	- name: Install build tools
	run: \|
	python -m pip install --upgrade pip
	python -m pip install -e ".[dev]"
	- name: Build and verify package
	run: \|
	python -m build
	python -m twine check dist/*

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