Installation de Metallb

configuration post installation :

---
apiVersion: metallb.io/v1beta1
kind: IPAddressPool
metadata:
  name: k8s-lb-pool
  namespace: metallb-system
spec:
  addresses:
    - 192.168.20.10-192.168.20.99
  autoAssign: true
---
apiVersion: metallb.io/v1beta1
kind: L2Advertisement
metadata:
  name: k8s-lb-adv
  namespace: metallb-system
spec:
  ipAddressPools:
    - k8s-lb-pool