Add a New Node menu option issues

Deployment of RKE2 fails.

1. Ensure that the engineering SSH key has been deploy on the newly added node.
2. Ensure that you can ping and SSH into the new node.
3. Ensure that you are able to ping both the frontend and backend networks of the cluster.
4. Rerun the Add a New Node menu option again from the main menu.

Issues with replacing a node and reassigning an IP address.

1. Search through the Ansible logs for any fatal errors.
2. Ensure that the previous IP address has been removed from the system.
   1. Run kubectl drain <node-name> --delete-local-data.
   2. Run kubectl delete node <node-name>.
   3. Run systemctl stop rke2-server rke2-agent.
   4. Run systemctl disable rke2-server rke2-agent.
   5. Run rm -rf /var/lib/rancher/rke2 /etc/rancher/rke2 /run/k3s /etc/systemd/system/rke2*.
3. Update the /etc/hosts file across all of the new nodes to include the assigned hostname.
4. Rerun the Add a New Node step again from the main menu.