add exceptions handler

Azaion.Api/Program.cs

@@ -1,4 +1,5 @@
 using System.Text;
+using Azaion.Common;
 using Azaion.Common.Configs;
 using Azaion.Common.Database;
 using Azaion.Common.Entities;
@@ -106,6 +107,7 @@ builder.Services.AddLazyCache();
 builder.Services.AddScoped<ICache, MemoryCache>();
 
 builder.Services.AddValidatorsFromAssemblyContaining<RegisterUserValidator>();
+builder.Services.AddExceptionHandler<BusinessExceptionHandler>();
 
 var app = builder.Build();
 
@@ -181,5 +183,6 @@ app.MapPut("/users/queue-offsets/{email}",
     .RequireAuthorization()
     .WithOpenApi(op => new OpenApiOperation(op) { Summary = "Updates user queue offsets" });
 
+app.UseExceptionHandler(_ => {});
 
 app.Run();