{
  "id": "ocr_backends_unregister",
  "category": "ocr_backend_management",
  "description": "Unregister nonexistent OCR backend gracefully",
  "tags": [
    "ocr",
    "plugin_management",
    "unregister",
    "trait-bridge"
  ],
  "call": "unregister_ocr_backend",
  "input": {
    "name": "nonexistent-backend-xyz"
  },
  "assertions": [
    {
      "type": "not_error"
    }
  ]
}