post: mark queued item as posted [automated]

Author: github-actions[bot]

scripts/content-queue.json

@@ -78,10 +78,10 @@
       "id": 9,
       "text": "An AI agent without a persistent identity is a stranger every session. Identity is not authentication. Identity is continuity.",
       "category": "thesis",
-      "status": "pending",
+      "status": "posted",
       "scheduled": "2026-04-06",
-      "posted_at": null,
-      "tweet_id": null
+      "posted_at": "2026-04-07T15:02:31.987Z",
+      "tweet_id": "2041532077460373590"
     },
     {
       "id": 10,