Generate Royalty Report File

curl --request POST \
  --url https://server26-dot-royalti-project.uc.r.appspot.com/file/createroyalty \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '{}'

{
  "success": true,
  "message": "Royalty report file generated",
  "data": {
    "name": "f-2025-07-08.csv",
    "status": "generated",
    "id": "file-uuid-123"
  }
}