chore(ci): Fix double issue creation for unreferenced PRs (#18442)

This fixes a problem, where our unreferenced PR GH workflow would trigger another new issue being created because of a race condition between creating the issue and updating the PR description automatically.

Author: Lms24

.github/workflows/create-issue-for-unreferenced-prs.yml

@@ -41,6 +41,14 @@ jobs:
  return;
  }
 
+ // Bail if this edit was made by the GitHub Actions bot (this workflow)
+ // This prevents infinite loops when we update the PR body with the new issue reference
+ // We check login specifically to not skip edits from other legitimate bots
+ if (context.payload.sender && context.payload.sender.login === 'github-actions[bot]') {
+ console.log(`PR #${pr.number} was edited by github-actions[bot] (this workflow), skipping.`);
+ return;
+ }
+
  // Check if the PR is already approved
  const reviewsResponse = await github.rest.pulls.listReviews({
  owner: context.repo.owner,
@@ -109,7 +117,7 @@ jobs:
  console.log(`Created issue #${issueID}.`);
 
  // Update the PR body to reference the new issue
- const updatedPrBody = `${prBody}\n\nCloses #${issueID}`;
+ const updatedPrBody = `${prBody}\n\nCloses #${issueID} (added automatically)`;
 
  await github.rest.pulls.update({
  owner: context.repo.owner,