message: include dco-helper tag in comment
diff: @@ -43,14 +43,17 @@ jobs:
  repo,
  issue_number: pull.number,
  });
  -
  - if (comments.find((c) => c.user.login === "github-actions[bot]")) {
  + if (comments.find((c) =>
  + c.user.login === "github-actions[bot]" &&
  + c.body.includes("<dco-helper>")
  + )
  + ) {
  console.log(`already commented on PR #${pull.number}, skipping`);
  continue;
  }
  console.log(`creating comment on PR #${pull.number}`);
  - const body = `Thanks for the contribution!\nAll commits need to be DCO signed before merging. Please refer to the the [DCO section in CONTRIBUTING.md](https://github.com/backstage/backstage/blob/master/CONTRIBUTING.md#developer-certificate-of-origin) or the [DCO](${checks.data.check_runs[0].html_url}) status for more info.`;
  + const body = `Thanks for the contribution!\nAll commits need to be DCO signed before merging. Please refer to the the [DCO section in CONTRIBUTING.md](https://github.com/backstage/backstage/blob/master/CONTRIBUTING.md#developer-certificate-of-origin) or the [DCO](${checks.data.check_runs[0].html_url}) status for more info.<dco-helper>`;
  await github.rest.issues.createComment({
  repo,
  owner,
  