Publish bounded v1 goal and lifecycle contracts #4

	name: Compatibility

	on:
	pull_request:
	paths:
	- "schemas/**"
	- "scripts/compatibility.mjs"
	- "scripts/lib.mjs"
	- "tests/compatibility.test.mjs"
	- ".github/workflows/compatibility.yml"

	permissions:
	contents: read

	jobs:
	classify:
	name: Classify schema compatibility
	runs-on: ubuntu-latest
	timeout-minutes: 10
	steps:
	- name: Check out proposed contracts
	uses: actions/checkout@v4
	with:
	path: candidate
	fetch-depth: 0
	- uses: actions/setup-node@v4
	with:
	node-version: 22
	cache: npm
	cache-dependency-path: candidate/package-lock.json
	- run: npm ci
	working-directory: candidate
	- name: Extract latest released contracts
	shell: bash
	working-directory: candidate
	run: \|
	set -euo pipefail
	latest="$(git tag --list "v[0-9].[0-9].[0-9]*" --sort=-version:refname \| head -n 1)"
	test -n "$latest"
	mkdir -p ../baseline
	git archive "$latest" schemas \| tar -x -C ../baseline
	- name: Classify changes
	id: classify
	shell: bash
	run: \|
	set +e
	node candidate/scripts/compatibility.mjs \
	--base baseline/schemas \
	--head candidate/schemas \
	--output candidate/compatibility-report.json
	code=$?
	{
	echo "## Compatibility against latest release"
	echo '```json'
	cat candidate/compatibility-report.json
	echo '```'
	} >> "$GITHUB_STEP_SUMMARY"
	exit "$code"
	- name: Upload compatibility report
	if: always()
	uses: actions/upload-artifact@v4
	with:
	name: compatibility-report
	path: candidate/compatibility-report.json

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