public IActionResult AddBook(Book b)
        {
            try
            {
                log.LogInformation("Executing GetCategoy method");
                log.LogInformation("This is a Test Message");
            }
            catch (Exception e)
            {
                log.LogCritical(e.Message);
                log.LogInformation("Executed GetCategoy Method..");
            }

            service.AddBookRecord(b);
            service.context = HttpContext;
            return(RedirectToAction("AddBook"));
        }