auto-close.yml

name: Auto-Close Issues on PR Merge
on:
  pull_request:
    types: [closed]

jobs:
  auto-close:
    if: github.event.pull_request.merged == true
    runs-on: ubuntu-latest
    steps:
      - name: Close linked issues and update project
        uses: actions/github-script@v7
        with:
          script: |
            const pr = context.payload.pull_request;
            const body = pr.body || '';
            const title = pr.title || '';
            const combined = body + ' ' + title;

            // Extract issue references (Closes #123, Fixes #456, etc.)
            const issueRefs = [...combined.matchAll(/(?:closes?|fixes?|resolves?)\s+#(\d+)/gi)];

            for (const match of issueRefs) {
              const issueNum = parseInt(match[1]);
              try {
                await github.rest.issues.update({
                  owner: context.repo.owner,
                  repo: context.repo.repo,
                  issue_number: issueNum,
                  state: 'closed'
                });
                console.log(`✅ Closed issue #${issueNum}`);
              } catch (error) {
                console.log(`❌ Failed to close #${issueNum}: ${error.message}`);
              }
            }