{
  "project_id": "12062026-001-Nha-Tien-Le",
  "step": 6,
  "status": "completed",
  "total_scenes": 104,
  "scenes_done": 104,
  "thumbnail_results": [
    {
      "kind": "16x9",
      "status": "ok",
      "output": "/data/video-pipeline/Youtube-Video-Maker/Project/12062026-001-Nha-Tien-Le/output/thumbnails/thumb_16x9_final.png",
      "bytes": 2026312
    },
    {
      "kind": "9x16",
      "status": "ok",
      "output": "/data/video-pipeline/Youtube-Video-Maker/Project/12062026-001-Nha-Tien-Le/output/thumbnails/thumb_9x16_final.png",
      "bytes": 1786117
    }
  ],
  "note": "Thumbnails generated locally after image API rate limit; scene images are AI-generated."
}