Implementing a more modular API (#1627)

* fix typo

* Add modular API

* Use x-kubernetes-action instead of operationId to generate method names

* fix

* Clean code style warnings

* Refactor client constructors to use Kubernetes type instead of IKubernetes

* Add ClientSet tests for Kubernetes pod operations

* Fix order of parameters in Pod API calls for consistency

* Enhance documentation for ClientSet and ResourceClient classes

* Refactor ClientSet and GroupClient for Kubernetes usage

* Refactor Pod API calls in tests to use singular form for consistency

* Refactor Pod API calls to use 'Create' and 'Update' methods for consistency

examples/clientset/Program.cs

@@ -0,0 +1,26 @@
+// See https://aka.ms/new-console-template for more information
+using k8s;
+using k8s.ClientSets;
+using System.Threading.Tasks;
+
+namespace clientset
+{
+    internal class Program
+    {
+        private static async Task Main(string[] args)
+        {
+            var config = KubernetesClientConfiguration.BuildConfigFromConfigFile();
+            var client = new Kubernetes(config);
+
+            ClientSet clientSet = new ClientSet(client);
+            var list = await clientSet.CoreV1.Pod.ListAsync("default").ConfigureAwait(false);
+            foreach (var item in list)
+            {
+                System.Console.WriteLine(item.Metadata.Name);
+            }
+
+            var pod = await clientSet.CoreV1.Pod.GetAsync("test","default").ConfigureAwait(false);
+            System.Console.WriteLine(pod?.Metadata?.Name);
+        }
+    }
+}

examples/clientset/clientset.csproj

@@ -0,0 +1,6 @@
+<Project Sdk="Microsoft.NET.Sdk">
+    <PropertyGroup>
+        <OutputType>Exe</OutputType>
+    </PropertyGroup>
+
+</Project>