Roll out stable 41.20241109.3.0, testing 41.20241122.2.0, next 41.20241122.1.0 #171

	---
	name: Check stream diffs
	on:
	pull_request:
	branches: [main]
	paths: ["streams/*.json"]
	permissions:
	contents: read

	jobs:
	stream-diff:
	name: Check stream diffs
	runs-on: ubuntu-latest
	steps:
	- name: Check out repository
	uses: actions/checkout@v3
	with:
	fetch-depth: 0
	- name: Genericize metadata
	run: \|
	# Cache data from PR head
	mkdir head
	cp -r streams ci/genericize-stream.py head

	# Switch to base
	git checkout "${GITHUB_BASE_REF}"

	# Get the `git describe` from fedora-coreos-stream-generator
	git clone https://github.com/coreos/fedora-coreos-stream-generator
	# matches https://github.com/coreos/fedora-coreos-stream-generator/blob/8ef5cb154645641a124c44105cbd482a9bbc115a/Makefile#L1
	generator_tag=$(git -C fedora-coreos-stream-generator describe --dirty --always)
	rm -rf fedora-coreos-stream-generator
	echo "Current fedora-coreos-stream-generator: ${generator_tag}"

	# Genericize metadata
	mkdir -p {old,new}/streams
	for stream in streams/*.json; do
	if cmp -s "${stream}" "head/${stream}"; then
	# Base and head identical; ignore stream to avoid false
	# positives if the generator field is stale
	echo "${stream} unchanged, skipping"
	continue
	fi
	echo "${stream}, old"
	# Pretend the old metadata used the latest tag of
	# fedora-coreos-stream-generator.
	head/genericize-stream.py -g "${generator_tag}" "${stream}" > "old/${stream}"
	echo "${stream}, new"
	head/genericize-stream.py "head/${stream}" > "new/${stream}"
	done
	- name: Compare genericized metadata
	uses: coreos/actions-lib/check-diff@main
	with:
	basedir: old
	patchdir: new

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