storage info

Example response

{
  "storage_list": [
    {
      "name": "PrusaLink gcodes",
      "path": "/local",
      "print_files": 19216842,
      "system_files": 4242,
      "free_space": 1921681142,
      "total_space": 8589934592,
      "available": true
    }
  ]
}