post: mark queued item as posted [automated]

Author: github-actions[bot]

scripts/content-queue.json

@@ -123,10 +123,10 @@
       "id": 14,
       "text": "The hardest problem in AI is not reasoning. It is accountability.\n\nHow do you audit what an agent actually did? Not what it logged. What it did.",
       "category": "thesis",
-      "status": "pending",
+      "status": "posted",
       "scheduled": "2026-04-11",
-      "posted_at": null,
-      "tweet_id": null
+      "posted_at": "2026-04-12T14:36:27.269Z",
+      "tweet_id": "2043337454422213024"
     },
     {
       "id": 15,