CI: check REUSE compliance during linting #4

	# SPDX-FileCopyrightText: Blair Bonnett
	# SPDX-License-Identifier: BSD-3-Clause

	name: Build and publish Python distributions

	# Build distributions on every push. Only tagged versions will be published.
	on: push

	jobs:
	build:
	name: Build distribution
	runs-on: ubuntu-latest

	steps:
	- uses: actions/checkout@v6
	with:
	fetch-depth: 0
	persist-credentials: false

	- name: Set up Python
	uses: actions/setup-python@v6
	with:
	python-version: "3.x"

	- name: Install build tools
	run: python3 -m pip install build --user

	- name: Build source tarball and binary wheel
	run: python3 -m build

	- name: Store the distribution packages
	uses: actions/upload-artifact@v7
	with:
	name: python-package-distributions
	path: dist/

	publish-to-pypi:
	name: Publish to PyPI

	# Only publish for version tags.
	if: startsWith(github.ref, 'refs/tags/v')

	needs:
	- build

	runs-on: ubuntu-latest

	environment:
	name: pypi
	url: https://pypi.org/p/matplotlib-pgfutils

	permissions:
	id-token: write

	steps:
	- name: Download the built distributions
	uses: actions/download-artifact@v8
	with:
	name: python-package-distributions
	path: dist/

	- name: Publish distributions to PyPI
	uses: pypa/gh-action-pypi-publish@release/v1

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