Enable persisted operations

Author: tobias-tengler

src/Gateway/Program.cs

@@ -58,7 +58,8 @@
     .ModifyRequestOptions(o => o.CollectOperationPlanTelemetry = true)
     .ModifyServerOptions(o => o.Tool.ServeMode = ServeMode.Insider)
     .AddInstrumentation()
-    .AddMcp();
+    .AddMcp()
+    .UsePersistedOperationPipeline();
 
 var app = builder.Build();