public ActionResult Monster(string name, Monster updateMonster)
        {
            Monster monster = _repository.GetByName(name);

            if (monster != null)
            {
                monster.MonsterName = updateMonster.MonsterName;
                monster.Age = updateMonster.Age;
                monster.Description = updateMonster.Description;
            }

            return new ObjectResult<Monster>(monster);
        }
        public ActionResult InsertMonster(Monster monster)
        {
            _repository.Insert(monster);

            return new ObjectResult<Monster>(monster);
        }