fix: mogo pool e limits

Data/MongoDbContext.cs

@@ -11,6 +11,7 @@ namespace QRRapidoApp.Data
         public MongoDbContext(IConfiguration configuration, IMongoClient? mongoClient = null)
         {
             var connectionString = configuration.GetConnectionString("MongoDB");
+            connectionString = connectionString + (connectionString.Contains("?") ? "&" : "?") + "maxPoolSize=200&minPoolSize=50&maxIdleTimeMS=30000";
             if (mongoClient != null && !string.IsNullOrEmpty(connectionString))
             {
                 try

Program.cs

@@ -23,6 +23,7 @@ using Microsoft.AspNetCore.HttpOverrides;
 using Microsoft.AspNetCore.DataProtection;
 using Microsoft.AspNetCore.RateLimiting;
 using System.Threading.RateLimiting;
+using Microsoft.AspNetCore.Server.Kestrel.Core;
 
 var builder = WebApplication.CreateBuilder(args);
 
@@ -219,15 +220,19 @@ builder.Services.AddRateLimiter(options =>
     options.RejectionStatusCode = 429;
     options.AddFixedWindowLimiter("api", options =>
     {
-        options.PermitLimit = 600; // 10 req/s = 600 req/min
+        options.PermitLimit = 600; 
         options.Window = TimeSpan.FromMinutes(1);
-        //options.PermitLimit = 100;
-        //options.Window = TimeSpan.FromMinutes(1);
         options.QueueProcessingOrder = QueueProcessingOrder.OldestFirst;
         options.QueueLimit = 10;
     });
 });
 
+builder.Services.Configure<KestrelServerOptions>(options =>
+{
+    options.Limits.MaxConcurrentConnections = 2000;
+    options.Limits.RequestHeadersTimeout = TimeSpan.FromSeconds(30);
+});
+
 var app = builder.Build();
 
 app.UseRateLimiter();