Issue 81: sqlite watcher queue #13

	name: Auto Close Issues

	on:
	pull_request:
	types: [closed]

	permissions:
	issues: write
	pull-requests: read

	jobs:
	close-issues:
	if: github.event.pull_request.merged == true
	runs-on: ubuntu-latest
	steps:
	- name: Close linked issues
	uses: actions/github-script@v7
	with:
	script: \|
	const prBody = context.payload.pull_request.body \|\| '';
	const prTitle = context.payload.pull_request.title \|\| '';

	// Extract issue numbers from PR body and title
	// Matches patterns like: "Closes #37", "Fixes #42", "Resolves #100"
	const issuePattern = /(?:close[sd]?\|fix(?:e[sd])?\|resolve[sd]?)\s+#(\d+)/gi;
	const issues = new Set();

	let match;
	while ((match = issuePattern.exec(prBody)) !== null) {
	issues.add(match[1]);
	}
	while ((match = issuePattern.exec(prTitle)) !== null) {
	issues.add(match[1]);
	}

	// Close each referenced issue
	for (const issueNumber of issues) {
	try {
	await github.rest.issues.update({
	owner: context.repo.owner,
	repo: context.repo.repo,
	issue_number: parseInt(issueNumber),
	state: 'closed'
	});

	await github.rest.issues.createComment({
	owner: context.repo.owner,
	repo: context.repo.repo,
	issue_number: parseInt(issueNumber),
	body: `Automatically closed by merged PR #${context.payload.pull_request.number}`
	});

	core.info(`Closed issue #${issueNumber}`);
	} catch (error) {
	core.warning(`Failed to close issue #${issueNumber}: ${error.message}`);
	}
	}

	if (issues.size === 0) {
	core.info('No issues to close found in PR body or title');
	} else {
	core.info(`Closed ${issues.size} issue(s)`);
	}

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