Add more background info to README #13

	name: Publish to PyPI

	on:
	workflow_dispatch:
	pull_request:
	push:
	branches:
	- main
	release:
	types:
	- published

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

	env:
	# Many color libraries just need this to be set to any value, but at least
	# one distinguishes color depth, where "3" -> "256-bit color".
	FORCE_COLOR: 3

	jobs:
	dist:
	name: Distribution build
	runs-on: ubuntu-latest

	steps:
	- uses: actions/checkout@v4
	with:
	fetch-depth: 0

	- uses: hynek/build-and-inspect-python-package@v2

	publish:
	needs: [dist]
	name: Publish to PyPI
	environment: pypi
	permissions:
	id-token: write
	runs-on: ubuntu-latest
	if: github.event_name == 'release' && github.event.action == 'published'

	steps:
	- uses: actions/download-artifact@v4
	with:
	name: Packages
	path: dist

	- uses: pypa/gh-action-pypi-publish@release/v1
	if: github.event_name == 'release' && github.event.action == 'published'
	with:
	# Remember to tell (test-)pypi about this repo before publishing
	# Remove this line to publish to PyPI
	repository-url: https://test.pypi.org/legacy/

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