<table border="1" cellspacing="0" cellpadding="8">
    <tr>
        <th>Issue</th>
        <td>
            <a href=https://github.com/llvm/llvm-project/issues/117758>117758</a>
        </td>
    </tr>

    <tr>
        <th>Summary</th>
        <td>
            Improve github-actions to add duplicate labels
        </td>
    </tr>

    <tr>
      <th>Labels</th>
      <td>
            github:workflow
      </td>
    </tr>

    <tr>
      <th>Assignees</th>
      <td>
      </td>
    </tr>

    <tr>
      <th>Reporter</th>
      <td>
          EugeneZelenko
      </td>
    </tr>
</table>

<pre>
    It'll be great to teach `github-actions` to add `duplicate` label when issue is closed with `Duplicate of #<number>` or `Dupe of #<number>` comments (with lowercase variants).
</pre>
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