{
  "feature_id": "F-055",
  "stage": "security_gate",
  "agent": "security",
  "ts": "2026-08-19T11:48:40Z",
  "verdict": "APPROVED",
  "checks": [
    {
      "name": "no_path_traversal_in_static",
      "status": "PASS",
      "detail": "static files served from public/uploads/<size>/<filename>; UUID-based filenames cannot escape"
    },
    {
      "name": "no_secrets_in_thumbnails",
      "status": "PASS",
      "detail": "Thumbnails are pure image data, no metadata preserved"
    },
    {
      "name": "sharp_processing_isolated",
      "status": "PASS",
      "detail": "sharp only reads image bytes and writes under thumbs/<width>/; no FS traversal beyond input filename"
    }
  ],
  "notes": "Static serving preserves the existing security model. No new attack surface."
}