public ActionResult <string> Get(BrewMethod brewMethod = BrewMethod.Drip)
        {
            Beverage beverage;

            switch (brewMethod)
            {
            case BrewMethod.Espresso:
                beverage = new Beverage
                {
                    BrewMethod = BrewMethod.Espresso,
                    IsBrewing  = true
                };
                break;

            case BrewMethod.FrenchPress:
                beverage = new Beverage
                {
                    BrewMethod = BrewMethod.FrenchPress,
                    IsBrewing  = true
                };
                break;

            case BrewMethod.PourOver:
                beverage = new Beverage
                {
                    BrewMethod = BrewMethod.PourOver,
                    IsBrewing  = true
                };
                break;

            case BrewMethod.Drip:
            default:
                beverage = new Beverage
                {
                    BrewMethod = BrewMethod.Drip,
                    IsBrewing  = true
                };
                break;
            }
            return(beverage?.ToString());
        }