feat(batch6-task3): implement F2 jetstream leaf tls helpers

dotnet/src/ZB.MOM.NatsNet.Server/ServerOptionTypes.cs

@@ -16,6 +16,7 @@
 using System.Net.Security;
 using System.Security.Authentication;
 using System.Security.Cryptography.X509Certificates;
+using ZB.MOM.NatsNet.Server.Auth;
 
 namespace ZB.MOM.NatsNet.Server;
 
@@ -172,6 +173,7 @@ public class ClusterOpts
     public int PoolSize { get; set; }
     public List<string> PinnedAccounts { get; set; } = [];
     public CompressionOpts Compression { get; set; } = new();
+    public RoutePermissions? Permissions { get; set; }
     public TimeSpan PingInterval { get; set; }
     public int MaxPingsOut { get; set; }
     public TimeSpan WriteDeadline { get; set; }
@@ -232,6 +234,7 @@ public class LeafNodeOpts
     public bool ProxyRequired { get; set; }
     public string Nkey { get; set; } = string.Empty;
     public string Account { get; set; } = string.Empty;
+    public List<User>? Users { get; set; }
     public double AuthTimeout { get; set; }
     public SslServerAuthenticationOptions? TlsConfig { get; set; }
     public double TlsTimeout { get; set; }