feat: Test ipv6 example

[csantanapr]

test ipv6 example

[csantanapr]

@bryantbiggs
Could you take a look? the node group doesn't join with ipv6 enabled

Error on apply is

│ Error: waiting for EKS Node Group (ipv6-eks-cluster:initial-2023050502340400550000000f) to create: unexpected state 'CREATE_FAILED', wanted target 'ACTIVE'. last error: 1 error occurred:
│       * i-0513204761ba0c3a3, i-05d8e220a99592cf3: NodeCreationFailure: Instances failed to join the kubernetes cluster
│ 
│ 
│ 
│   with module.eks.module.eks_managed_node_group["initial"].aws_eks_node_group.this[0],
│   on .terraform/modules/eks/modules/eks-managed-node-group/main.tf line 308, in resource "aws_eks_node_group" "this":
│  308: resource "aws_eks_node_group" "this" {
│ 

[bryantbiggs]

@csantanapr are we ok to merge this or are there additional changes to be made/added?

[csantanapr]

@bryantbiggs thanks for the update, I did some reading on ipv6 and I understand now why the egress only ipv6 was need it .
Everything is working now, all pods ipv6

NAMESPACE     NAME                       READY   STATUS    RESTARTS   AGE   IP                                       NODE                                        NOMINATED NODE   READINESS GATES
default       nginx-748c667d99-8f5rn     1/1     Running   0          16m   2600:1f14:237:6303:1a0d::                ip-10-0-4-47.us-west-2.compute.internal     <none>           <none>
kube-system   aws-node-nbjcg             1/1     Running   0          39m   2600:1f14:237:6303:49c4:4d1a:2f64:d97e   ip-10-0-4-47.us-west-2.compute.internal     <none>           <none>
kube-system   aws-node-rbcdl             1/1     Running   0          39m   2600:1f14:237:6305:688:e45c:e1a5:266f    ip-10-0-37-245.us-west-2.compute.internal   <none>           <none>
kube-system   coredns-6c45d94f67-dmbf2   1/1     Running   0          46m   2600:1f14:237:6305:219b::1               ip-10-0-37-245.us-west-2.compute.internal   <none>           <none>
kube-system   coredns-6c45d94f67-jm7qc   1/1     Running   0          46m   2600:1f14:237:6305:219b::                ip-10-0-37-245.us-west-2.compute.internal   <none>           <none>
kube-system   kube-proxy-rtv5q           1/1     Running   0          40m   2600:1f14:237:6303:49c4:4d1a:2f64:d97e   ip-10-0-4-47.us-west-2.compute.internal     <none>           <none>
kube-system   kube-proxy-zhrbp           1/1     Running   0          40m   2600:1f14:237:6305:688:e45c:e1a5:266f    ip-10-0-37-245.us-west-2.compute.internal   <none>           <none>