On your k8s control panel server run
./kurset
It output a series of commands shown below . Run those.
mkdir -p $HOME/.kube.
sudo cp -i /etc/kubernetes/admin.conf $HOME/.kube/config.
sudo chown $(id -u):$(id -g) $HOME/.kube/config
It also output a join command for your worker nodes. Take note of that.
On your worker nodes run
./kurset worker
Then run the join command from above it looks something like this
kubeadm join 152.234.22.33:6443 --token sr4l2l.2kvot0pfalh5o4ik \ --discovery-token-ca-cert-hash sha256:c692fb047e15883b575bd6710779dc2c5af8073f7cab460abd181fd3ddb29a18 \ --control-plane