Update Dockerfile to 3.12.6-slim-bookworm #254

	name: Docs

	env:
	# Current supported Python version. For applications, there is generally no
	# reason to support multiple Python versions, so all actions are run with
	# this version. Quote the version to avoid interpretation as a floating
	# point number.
	PYTHON_VERSION: "3.12"

	"on":
	push:
	branches:
	- main
	- master
	- "tickets/**"
	paths:
	- "docs/**"
	- "src/**.py"
	- "CHANGELOG.md"
	tags:
	- "*"

	jobs:
	docs:
	runs-on: ubuntu-latest

	steps:
	- uses: actions/checkout@v4

	- name: Set up Python
	uses: actions/setup-python@v5
	with:
	python-version: ${{ env.PYTHON_VERSION }}

	- name: Install graphviz and ImageMagick
	run: sudo apt-get install graphviz imagemagick

	- name: Run tox
	uses: lsst-sqre/run-tox@v1
	with:
	python-version: ${{ env.PYTHON_VERSION }}
	tox-envs: "docs"
	tox-requirements: requirements/tox.txt

	- name: Upload documentation
	uses: lsst-sqre/ltd-upload@v1
	with:
	project: "noteburst"
	dir: "docs/_build/html"
	username: ${{ secrets.LTD_USERNAME }}
	password: ${{ secrets.LTD_PASSWORD }}

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