feat(bot): add FinlyticBot autonomous paper trading microservice with Alpaca Markets API integration

FinlyticBot/Program.cs

@@ -0,0 +1,50 @@
+using System;
+using FinlyticBot.Database;
+using FinlyticBot.Services;
+using FinlyticBot.Util;
+using FinlyticCore.Database;
+using FinlyticCore.Services;
+using Microsoft.EntityFrameworkCore;
+using Microsoft.Extensions.Configuration;
+using Microsoft.Extensions.DependencyInjection;
+using Microsoft.Extensions.Hosting;
+
+var builder = Host.CreateApplicationBuilder(args);
+
+// 1. DbContext (Scoped)
+builder.Services.AddDbContext<BotDbContext>(options =>
+    options.UseNpgsql(builder.Configuration.GetConnectionString("DefaultConnection")));
+builder.Services.AddScoped<ISettingsDbContext>(sp => sp.GetRequiredService<BotDbContext>());
+
+// 2. Core Services
+builder.Services.AddSingleton<ISettingsService, SettingsService>();
+builder.Services.AddSingleton(typeof(IFinlyticLogger<>), typeof(FinlyticLogger<>));
+
+// 3. Domain Services
+builder.Services.AddSingleton<IBotRiskSizingService, BotRiskSizingService>();
+builder.Services.AddSingleton<IAlpacaBrokerService, AlpacaBrokerService>();
+builder.Services.AddSingleton<IBotOrderExecutionService, BotOrderExecutionService>();
+
+// 4. Hosted Services
+builder.Services.AddSingleton<BotMqttClient>();
+builder.Services.AddHostedService(sp => sp.GetRequiredService<BotMqttClient>());
+builder.Services.AddHostedService<AlpacaWebSocketMonitorWorker>();
+
+var host = builder.Build();
+
+// Run DB Migrations
+using (var scope = host.Services.CreateScope())
+{
+    try
+    {
+        var context = scope.ServiceProvider.GetRequiredService<BotDbContext>();
+        await context.Database.MigrateAsync();
+        Console.WriteLine("Database migrations successfully executed for FinlyticBot.");
+    }
+    catch (Exception ex)
+    {
+        Console.WriteLine($"Critical error during database migration for FinlyticBot: {ex.Message}");
+    }
+}
+
+await host.RunAsync();