public IActionResult addUserPost([FromBody] string username)
        {
            username.Trim('"');
            if (UserDatabaseAccess.CheckUserByUsername(username) == true)
            {
                return(StatusCode(403, "Oops.This username is already in use. Please try again with a new username."));
            }
            if (username == "")
            {
                return(BadRequest("Oops.Make sure your body contains a string with your username and your Content - Type is Content - Type:application / json"));
            }
            User user = UserDatabaseAccess.addUserPost(username);

            return(Ok(user.ApiKey));
        }