Only validate release version on non-PR publish builds #25

	name: Black autoformat

	on:
	push:
	branches:
	- "**"
	paths:
	- "ultraplot/**.py"
	- "ultraplot/**.pyi"
	- ".github/workflows/black.yml"
	- ".pre-commit-config.yaml"
	- "pyproject.toml"

	permissions:
	contents: write

	concurrency:
	group: black-${{ github.ref }}
	cancel-in-progress: false

	jobs:
	format:
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v7
	with:
	ref: ${{ github.ref_name }}

	- uses: actions/setup-python@v7
	with:
	python-version: "3.14"

	- name: Install Black
	run: python -m pip install black==26.5.1

	- name: Format Python files
	run: black ultraplot

	- name: Commit formatting changes
	run: \|
	if git diff --quiet -- '.py' '.pyi'; then
	echo "Black made no changes."
	exit 0
	fi

	git config user.name "github-actions[bot]"
	git config user.email "41898282+github-actions[bot]@users.noreply.github.com"
	git add --update -- '.py' '.pyi'
	git commit -m "Apply Black formatting"
	git push

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