Try to fix boardcasting with Antigravity.

Server/Program.cs

@@ -37,6 +37,8 @@ public class Program
 
         var app = builder.Build();
 
+        Console.WriteLine($"[SNote Server] Started with dynamic Server GUID: {SyncEndpoints.ServerGuid}");
+
         // 1. Initialize SQLite Database Schema
         using (var scope = app.Services.CreateScope())
         {
@@ -112,7 +114,7 @@ public class Program
                     if (doBootstrap)
                     {
                         var db = scope.ServiceProvider.GetRequiredService<ServerDbContext>();
-                        await SyncEndpoints.BootstrapFromPeerServerAsync(destUrl, localUrl, SyncEndpoints.UpstreamSessionToken, db, client);
+                        await SyncEndpoints.BootstrapFromPeerServerAsync(destUrl, SyncEndpoints.ServerGuid, SyncEndpoints.UpstreamSessionToken, db, client);
                         
                         // If it's FirstTime, write the flag file
                         if (string.Equals(bootstrapMode, "FirstTime", StringComparison.OrdinalIgnoreCase))