Fix credits #6

	name: CI

	on:
	push:
	tags:
	- "[0-9]+.[0-9]+.[0-9]+*"

	jobs:
	build-and-publish:
	runs-on: ubuntu-latest
	# Specifying a GitHub environment is optional, but strongly encouraged
	environment: release
	permissions:
	# IMPORTANT: this permission is mandatory for trusted publishing
	id-token: write
	contents: write

	steps:
	- uses: actions/checkout@v2
	with:
	fetch-depth: 0

	- name: Set up Python 3.9
	uses: actions/setup-python@v2
	with:
	python-version: 3.9

	- name: Install tox
	run: \|
	python -m pip install --upgrade --upgrade-strategy eager tox

	- name: Build and install wheel
	run: \|
	tox run -m build
	python -m pip install dist/*.whl

	- name: "Publish distribution 📦 to PyPI"
	if: startsWith(github.ref, 'refs/tags/')
	uses: pypa/gh-action-pypi-publish@release/v1

	- name: Get release name
	if: startsWith(github.ref, 'refs/tags/')
	shell: bash
	run: \|
	git fetch --depth=1 origin +refs/tags/:refs/tags/ # github is dumb
	echo "release_name=$(git tag -l --format "%(refname:strip=2): %(contents:lines=1)" ${{ github.ref_name }})" >> $GITHUB_ENV

	- name: Release
	uses: softprops/action-gh-release@v1
	if: startsWith(github.ref, 'refs/tags/')
	with:
	name: "${{ env.release_name }}"
	draft: false
	files: \|
	dist/*.whl

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