feat: add route propagation and bootstrap js gateway leaf services

src/NATS.Server/JetStream/JetStreamService.cs

@@ -0,0 +1,26 @@
+using NATS.Server.Configuration;
+
+namespace NATS.Server.JetStream;
+
+public sealed class JetStreamService : IAsyncDisposable
+{
+    private readonly JetStreamOptions _options;
+    public bool IsRunning { get; private set; }
+
+    public JetStreamService(JetStreamOptions options)
+    {
+        _options = options;
+    }
+
+    public Task StartAsync(CancellationToken ct)
+    {
+        IsRunning = true;
+        return Task.CompletedTask;
+    }
+
+    public ValueTask DisposeAsync()
+    {
+        IsRunning = false;
+        return ValueTask.CompletedTask;
+    }
+}