chore(deps): Bump actions/upload-pages-artifact from 4 to 5 #37

	# Require a Towncrier fragment when the package or packaging metadata changes.
	# Skip: label `skip-changelog`, or PRs that only touch CHANGELOG.md (release compile).

	name: Changelog

	on:
	pull_request:
	branches: [main]

	concurrency:
	group: changelog-${{ github.workflow }}-${{ github.ref }}
	cancel-in-progress: true

	jobs:
	fragment:
	runs-on: ubuntu-latest
	if: github.event.pull_request.draft == false
	permissions:
	contents: read
	steps:
	- uses: actions/checkout@v5
	with:
	fetch-depth: 0

	- name: Install uv
	uses: astral-sh/setup-uv@v5
	with:
	python-version: "3.14t"

	- name: Sync dev dependencies
	run: uv sync --group dev

	- name: Verify news fragment
	env:
	SKIP: ${{ contains(join(github.event.pull_request.labels.*.name, ','), 'skip-changelog') }}
	run: \|
	set -euo pipefail
	if [ "${SKIP}" = "true" ]; then
	echo "skip-changelog label present"
	exit 0
	fi
	BASE="origin/${GITHUB_BASE_REF}"
	git fetch origin "${GITHUB_BASE_REF}:refs/remotes/origin/${GITHUB_BASE_REF}" --depth=50 2>/dev/null \|\| true
	CHANGED=$(git diff --name-only "${BASE}" HEAD)
	if echo "${CHANGED}" \| grep -qE '^CHANGELOG\.md$\|^changelog\.md$'; then
	echo "Changelog file modified (release or rename) — fragment check skipped"
	exit 0
	fi
	NEED=false
	while IFS= read -r f; do
	case "$f" in
	bengal/*\|pyproject.toml\|uv.lock) NEED=true; break ;;
	esac
	done <<< "${CHANGED}"
	if [ "${NEED}" = false ]; then
	echo "No bengal/, pyproject.toml, or uv.lock changes — fragment not required"
	exit 0
	fi
	uv run towncrier check --compare-with "${BASE}"

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