Install metrics-server (#1)

Reviewed-on: https://git.badhouseplants.net/badhouseplants/k8s-cluster-config/pulls/1

etersoft/values/values.openvpn.yaml

@@ -0,0 +1,43 @@
+storageClassName: microk8s-hostpath
+openvpn:
+  server: "tcp://91.232.225.63:1194"
+service:
+  type: ClusterIP
+  port: 1194
+  targetPort: 1194
+  protocol: TCP
+istio-resources:
+  enabled: true
+  gateways:
+    - metadata:
+        name: etersoft-vpn
+        namespace: istio-system
+      spec:
+        selector: 
+          istio: ingressgateway
+        servers: 
+          - hosts:
+              - '*'
+            port:
+              name: openvpn
+              number: 1194
+              protocol: TCP
+                #    virtual_services:
+                #      - metadata: 
+                #          name: openvpn
+                #        spec:
+                #          hosts:
+                #            - '*'
+                #          gateways:
+                #            - istio-system/etersoft-vpn
+                #          tcp:
+                #            - match:
+                #                - port: 1194
+                #                  route:
+                #                    - destination:
+                #                        host: openvpn
+                #                        port:
+                #                        number: 1194
+                #
+                #
+                #