refactor: save current workspace state including FinlyticAnalyzer fixes, FinlyticApp trade route alignment, and DTO audit documentation

FinlyticAnalyzer/Program.cs

@@ -2,11 +2,8 @@ using System;
 using FinlyticAnalyzer.Database;
 using FinlyticAnalyzer.Services;
 using FinlyticAnalyzer.Util;
+using FinlyticCore.Services.Yahoo;
 using Microsoft.EntityFrameworkCore;
-using Microsoft.Extensions.Configuration;
-using Microsoft.Extensions.DependencyInjection;
-using Microsoft.Extensions.Hosting;
-using Microsoft.Extensions.Logging;
 
 var builder = Host.CreateApplicationBuilder(args);
 
@@ -14,16 +11,15 @@ var builder = Host.CreateApplicationBuilder(args);
 builder.Services.AddDbContext<AnalyzerDbContext>(options =>
     options.UseNpgsql(builder.Configuration.GetConnectionString("DefaultConnection")));
 
-// Register HTTP Clients for external scrapers/webhooks
-builder.Services.AddHttpClient<IVixTrackerService, VixTrackerService>();
+// Register HTTP Clients for external webhooks (HttpClientFactory manages pool)
 builder.Services.AddHttpClient<IN8nEvaluationService, N8nEvaluationService>();
 
 // Register Domain Services
 builder.Services.AddSingleton<IVixTrackerService, VixTrackerService>();
 builder.Services.AddSingleton<IThreeLayerFilterEngine, ThreeLayerFilterEngine>();
 builder.Services.AddSingleton<IWinRateCalculator, WinRateCalculator>();
-builder.Services.AddSingleton<IN8nEvaluationService, N8nEvaluationService>();
 builder.Services.AddScoped<ISettingsDbService, SettingsDbService>();
+builder.Services.AddScoped<YahooFinanceClient>();
 
 // Unified MQTT Client (Handles both Events and RPC)
 builder.Services.AddSingleton<AnalyzerMqttClient>();
@@ -60,4 +56,4 @@ using (var scope = host.Services.CreateScope())
     await vixService.PollVixAsync();
 }
 
-await host.RunAsync();
+await host.RunAsync();