refactor: simplify watch event handling in Kubernetes client example

Author: lqlive

examples/clientset/Program.cs

@@ -1,5 +1,4 @@
-// See https://aka.ms/new-console-template for more information
-using k8s;
+using k8s;
 using k8s.ClientSets;
 using System.Threading.Tasks;
 

examples/watch/Program.cs

@@ -22,24 +22,13 @@
 void WatchUsingCallback(IKubernetes client)
 #pragma warning restore CS8321 // Remove unused private members
 {
-    using var podlistResp = client.CoreV1.WatchListNamespacedPod("default");
-    podlistResp.OnEvent += (type, item) =>
+    using var podlistResp = client.CoreV1.WatchListNamespacedPod("default", onEvent: (type, item) =>
     {
         Console.WriteLine("==on watch event==");
         Console.WriteLine(type);
         Console.WriteLine(item.Metadata.Name);
         Console.WriteLine("==on watch event==");
-    };
-    podlistResp.OnError += (error) =>
-    {
-        Console.WriteLine("==on watch error==");
-        Console.WriteLine(error.Message);
-        Console.WriteLine("==on watch error==");
-    };
-    podlistResp.OnClosed += () =>
-    {
-        Console.WriteLine("==on watch closed==");
-    };
+    });
     {
         Console.WriteLine("press ctrl + c to stop watching");