ci: skip issue triage compliance check when issue has assignees

The stale workflow exempts assigned issues from auto-close, so labeling
them "issue needs work" and threatening auto-closure was misleading.
Similarity search still runs.

Author: pomfrida

.github/workflows/issue-triage.yml

@@ -43,6 +43,10 @@ jobs:
             Do TWO things, in order.
 
             === 1. Compliance check ===
+            First, check if the issue has any assignees. If it does, skip this entire section — the stale workflow exempts assigned issues from auto-close, so labeling "issue needs work" would be misleading. Proceed directly to step 2.
+
+            If there are no assignees, continue:
+
             The repo uses issue templates (bug, feature request, generic). Each template has placeholder prompts like:
               "A clear and concise description of what the bug is."
               "Steps to reproduce the bug: 1. 2. 3. 4."