feat(analyzer): update MQTT handler, active trade monitoring, and dynamic settings

FinlyticAnalyzer/Program.cs

@@ -19,7 +19,7 @@ builder.Services.AddSingleton<IVixTrackerService, VixTrackerService>();
 builder.Services.AddSingleton<IThreeLayerFilterEngine, ThreeLayerFilterEngine>();
 builder.Services.AddSingleton<IWinRateCalculator, WinRateCalculator>();
 builder.Services.AddScoped<ISettingsDbService, SettingsDbService>();
-builder.Services.AddScoped<YahooFinanceClient>();
+builder.Services.AddSingleton<YahooFinanceClient>();
 
 // Unified MQTT Client (Handles both Events and RPC)
 builder.Services.AddSingleton<AnalyzerMqttClient>();