Use threading for python. and make singals from python

WebServer/Controllers/PythonInterop.cs

@@ -30,13 +30,11 @@ namespace PythonInterop {
             }
         }
 
-        public double[] PredictAI() {
+        public int PredictAI(string StockSymbol) {
             using (Py.GIL()) {
                 dynamic main = Py.Import("ai-predictor");
-                string result = main.Predict();
-                double[]? predictions = JsonSerializer.Deserialize<double[]>(result);
-                double[] nullCasted = predictions != null ? predictions : [];
-                return nullCasted;
+                int result = main.Predict(StockSymbol);
+                return result;
             }
         }