public async Task <IActionResult> Update(string id, Borrower updatedBorrower)
        {
            if (!ModelState.IsValid)
            {
                return(BadRequest());
            }

            var borrower = await _borrowerService.GetByIdAsync(id);

            if (borrower == null)
            {
                return(NotFound());
            }

            await _borrowerService.UpdateAsync(id, updatedBorrower);

            return(NoContent());
        }