Add display of markers if present; add test coverage for `--check` wi… #6

	name: Release

	env:
	POETRY_VERSION: "1.5.0"

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

	jobs:
	release:
	name: Release to PyPI
	runs-on: ubuntu-latest

	steps:
	- uses: actions/checkout@v3
	with:
	persist-credentials: false
	fetch-depth: 0

	- name: Set up Python 3.10
	uses: actions/setup-python@v4
	with:
	python-version: "3.10"

	- name: Set up Poetry
	run: \|
	pip install poetry==${{ env.POETRY_VERSION }}

	- name: Install local poetry-relax
	run: \|
	poetry self add $(pwd)

	- name: Relax constraints
	run: \|
	poetry relax --check

	# Note: If build and publish steps are ever separated, the version must
	# be set before building
	- name: Publish package
	env:
	POETRY_PYPI_TOKEN_PYPI: ${{ secrets.PYPI_API_TOKEN }}
	run: \|
	poetry version "${GITHUB_REF#refs/*/}"
	poetry publish --build

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