issue_close_greet.yml

name: Greet on Issue Close

on:
  issues:
    types: [closed]

jobs:
  greet-on-close:
    runs-on: ubuntu-latest

    steps:
      - name: Greet User
        uses: actions/github-script@v5
        with:
          github-token: ${{ secrets.GITHUB_TOKEN }}
          script: |
            const issue = context.payload.issue;
            const issueCreator = issue.user.login;
            const issueNumber = issue.number;

            const greetingMessage = `Hello @${issueCreator}! Your issue #${issueNumber} has been closed. Thank you for your contribution!`;

            github.rest.issues.createComment({
              owner: context.repo.owner,
              repo: context.repo.repo,
              issue_number: issueNumber,
              body: greetingMessage
            });