Update ginga backend to follow new get_markers API #45

	name: Release

	on:
	push:

	jobs:
	build-n-publish:
	name: Build and publish Python 🐍 distributions 📦 to PyPI
	runs-on: ubuntu-latest
	if: github.repository == 'astropy/astrowidgets'

	steps:
	- uses: actions/checkout@v3
	with:
	fetch-depth: 0
	- uses: actions/setup-python@v4
	with:
	python-version: 3.8

	- name: Install python-build and twine
	run: python -m pip install build "twine>=3.3"

	- name: Build package
	run: python -m build --sdist --wheel .

	- name: List result
	run: ls -l dist

	- name: Check dist
	run: python -m twine check --strict dist/*

	- name: Publish distribution 📦 to PyPI
	if: github.event_name == 'push' && startsWith(github.ref, 'refs/tags')
	uses: pypa/gh-action-pypi-publish@release/v1
	with:
	user: __token__
	password: ${{ secrets.PYPI_TOKEN }}

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