/// <summary>
 /// Add a borrower to the system
 /// </summary>
 /// <param name="entity"></param>
 public async Task <int> Add(BorrowerDTO entity)
 {
     try
     {
         // call repository method to save borrower
         var test = _mapper.Map <BorrowerDTO, Borrower>(entity);
         return(await _repository.Add(test));
     }
     catch (Exception ex)
     {
         throw ex;
     }
 }