feat(ci): manually install black instead of entire package #24

	name: build-sphinx-to-gh-pages
	on:
	push:
	branches:
	- master

	jobs:
	build_sphinx_job:
	runs-on: ubuntu-latest
	steps:

	- name: Set up Python 3.12
	uses: actions/setup-python@v5
	with:
	python-version: 3.12

	- name: Install apt dependencies
	run: \|
	sudo apt-get update
	sudo apt-get install -y libhdf5-serial-dev libopenmpi-dev openmpi-bin libgsl-dev

	- uses: actions/checkout@v4
	- name: Install pip requirements
	run: \|
	pip install -e .
	pip install -e .[docs]
	- name: Sphinx build
	run: \|
	git checkout -b gh-pages
	mkdir docs
	sphinx-build -b html doc/ docs
	touch docs/.nojekyll
	- name: Commit site
	run: \|
	git config --global user.name 'Rick Nitsche (automated)'
	git config --global user.email 'nritsche@users.noreply.github.com'
	git add .
	git commit -am "Automated sphinx build"
	git push --force origin gh-pages

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