up the blokcing tasks

src/Cli/StellaOps.Cli/Services/INotifyClient.cs

@@ -67,4 +67,18 @@ internal interface INotifyClient
     Task<NotifySendResult> SendAsync(
         NotifySendRequest request,
         CancellationToken cancellationToken);
+
+    /// <summary>
+    /// Simulate rule evaluation.
+    /// </summary>
+    Task<NotifySimulationResult> SimulateAsync(
+        NotifySimulationRequest request,
+        CancellationToken cancellationToken);
+
+    /// <summary>
+    /// Acknowledge an incident or signed token.
+    /// </summary>
+    Task<NotifyAckResult> AckAsync(
+        NotifyAckRequest request,
+        CancellationToken cancellationToken);
 }