MovieRecommender: SaveModel code

Program.cs

        public static void SaveModel(MLContext mlContext, DataViewSchema trainingDataViewSchema, ITransformer model)
        {
            var data = Path.Combine(Environment.CurrentDirectory, "Data");
            var modelPath = Path.Combine(data, "MovieRecommenderModel.zip");

            Console.WriteLine("=============== Saving the model to a file ===============");
            mlContext.Model.Save(model, trainingDataViewSchema, modelPath);
        }