Fix worker pagination, apply Analytics fixes, add analyze backlog endpoint

src/Predictalytics.Worker/Services/MarketHistoryWorker.cs

@@ -5,6 +5,7 @@ using Predictalytics.Infrastructure.Logging;
 using Microsoft.Extensions.DependencyInjection;
 using Microsoft.Extensions.Hosting;
 using Microsoft.Extensions.Logging;
+using Microsoft.Extensions.Configuration;
 
 namespace Predictalytics.Worker.Services;
 
@@ -75,12 +76,15 @@ public class MarketHistoryWorker : BackgroundService
                             .Distinct()
                             .ToList();
 
+                        var config = scope.ServiceProvider.GetRequiredService<Microsoft.Extensions.Configuration.IConfiguration>();
+                        bool isEnabled = config.GetValue<bool>($"PlatformSettings:{market.Platform}:EnableCrawling", market.Platform == PlatformType.Polymarket);
+                        
                         foreach (var wallet in wallets)
                         {
                             var existing = await traderRepo.GetByPlatformIdAsync(
                                 market.Platform, wallet, stoppingToken);
 
-                            if (existing == null)
+                            if (existing == null && isEnabled)
                             {
                                 var trader = new Domain.Entities.Trader
                                 {