feat: Add nginx-load-balancer example with LoadBalancer service and automatic IPv6 assignment

examples/nginx-load-balancer/nginx-load-balancer-deployment.yaml

@@ -0,0 +1,68 @@
+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  name: nginx-load-balancer
+  labels:
+    app: nginx-load-balancer
+spec:
+  replicas: 3
+  selector:
+    matchLabels:
+      app: nginx-load-balancer
+  template:
+    metadata:
+      labels:
+        app: nginx-load-balancer
+    spec:
+      hostNetwork: false
+      dnsPolicy: ClusterFirst
+      # Prefer worker nodes only (not master nodes)
+      affinity:
+        nodeAffinity:
+          preferredDuringSchedulingIgnoredDuringExecution:
+          - weight: 100
+            preference:
+              matchExpressions:
+              - key: node-role.kubernetes.io/master
+                operator: DoesNotExist
+          - weight: 50
+            preference:
+              matchExpressions:
+              - key: node-role.kubernetes.io/control-plane
+                operator: DoesNotExist
+      containers:
+      - name: nginx
+        image: nginx:alpine
+        ports:
+        - containerPort: 8080
+        volumeMounts:
+        - name: html-content
+          mountPath: /usr/share/nginx/html
+        - name: nginx-config
+          mountPath: /etc/nginx/conf.d
+        resources:
+          requests:
+            memory: "64Mi"
+            cpu: "100m"
+          limits:
+            memory: "128Mi"
+            cpu: "200m"
+        livenessProbe:
+          httpGet:
+            path: /health
+            port: 8080
+          initialDelaySeconds: 30
+          periodSeconds: 10
+        readinessProbe:
+          httpGet:
+            path: /health
+            port: 8080
+          initialDelaySeconds: 5
+          periodSeconds: 5
+      volumes:
+      - name: html-content
+        configMap:
+          name: nginx-load-balancer-content
+      - name: nginx-config
+        configMap:
+          name: nginx-load-balancer-nginx-config