rename kube to kubectl and add README.md

kubectl/03-hlaeja/04-device-data/04-service.yaml

@@ -0,0 +1,20 @@
+apiVersion: v1
+kind: Service
+metadata:
+  name: device-data
+  namespace: hlaeja
+  annotations:
+    metallb.universe.tf/address-pool: default
+  labels:
+    app: device-data
+    environment: testing
+    tier: backend
+spec:
+  type: LoadBalancer
+  loadBalancerIP: 10.0.3.114
+  selector:
+    app: device-data
+  ports:
+    - protocol: TCP
+      port: 80
+      targetPort: 8080