Create a pod that having 3 containers in it? (Multi-Container)

For this item, you will havetosshto the nodesik8s-master-0andik8s-node-0and complete all tasks on thesenodes. Ensure that you return tothe base node (hostname:node-1) when you havecompleted this item.
Context
As an administrator of a smalldevelopment team, you have beenasked to set up a Kubernetes clusterto test the viability of a newapplication.
Task
You must usekubeadmto performthis task. Anykubeadminvocationswill require the use of the
--ignore-preflight-errors=alloption.
* Configure thenodeik8s-master-Oas a masternode. .
* Join the nodeik8s-node-otothe cluster.

Change the label for one of the pod to env=uat and list all the pods to verify

Create a pod with environment variables as var1=value1.Check the environment variable in pod

For this item, you will have to ssh and complete all tasks on these
nodes. Ensure that you return to the base node (hostname: ) when you have completed this item.
Context
As an administrator of a small development team, you have been asked to set up a Kubernetes cluster to test the viability of a new application.
Task
You must use kubeadm to perform this task. Any kubeadm invocations will require the use of the
--ignore-preflight-errors=all option.
Configure the node ik8s-master-O as a master node. .
Join the node ik8s-node-o to the cluster.