Label needs-rebase PRs #417

	name: Label needs-rebase PRs

	on:
	schedule:
	- cron: '0 * * * *' # hourly
	workflow_dispatch:

	jobs:
	check-rebase:
	runs-on: ubuntu-latest
	permissions:
	pull-requests: write
	issues: write
	steps:
	- uses: actions/github-script@v7
	with:
	script: \|
	const REBASE = 'needs-rebase';
	const CONTRIBUTOR = 'pending-contributor';

	const prs = await github.rest.pulls.list({
	...context.repo,
	state: 'open',
	per_page: 100
	});

	for (const pr of prs.data) {
	// Fetch full PR detail for mergeable status
	const { data: detail } = await github.rest.pulls.get({
	...context.repo,
	pull_number: pr.number
	});

	const hasRebase = detail.labels.some(l => l.name === REBASE);
	const conflicting = detail.mergeable === false;

	if (conflicting && !hasRebase) {
	await github.rest.issues.addLabels({
	...context.repo,
	issue_number: pr.number,
	labels: [REBASE, CONTRIBUTOR]
	});
	console.log(`#${pr.number} — added ${REBASE} + ${CONTRIBUTOR}`);
	} else if (!conflicting && hasRebase) {
	await github.rest.issues.removeLabel({
	...context.repo,
	issue_number: pr.number,
	name: REBASE
	}).catch(() => {});
	await github.rest.issues.removeLabel({
	...context.repo,
	issue_number: pr.number,
	name: CONTRIBUTOR
	}).catch(() => {});
	console.log(`#${pr.number} — removed ${REBASE} + ${CONTRIBUTOR}`);
	}
	}

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