feat: Add nginx-nodeport example with comprehensive documentation and security comparison

examples/nginx-nodeport/nginx-nodeport-service.yaml

@@ -0,0 +1,18 @@
+apiVersion: v1
+kind: Service
+metadata:
+  name: nginx-nodeport-service
+  labels:
+    app: nginx-nodeport
+  annotations:
+    description: "LoadBalancer service for nginx-nodeport deployment with IPv6 support"
+spec:
+  type: LoadBalancer
+  externalTrafficPolicy: Local
+  selector:
+    app: nginx-nodeport
+  ports:
+  - name: http
+    port: 8080
+    targetPort: 8080
+    protocol: TCP