Update code

k8s/templates/hello-world/deployment.yaml

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+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  name: hello-world-deployment
+  labels:
+    app: hello-world
+    app.kubernetes.io/name: hello-world
+    app.kubernetes.io/instance: tech-stack
+    app.kubernetes.io/version: '0.1.0'
+spec:
+  replicas: 1
+  selector:
+    matchLabels:
+      app: hello-world
+      app.kubernetes.io/name: hello-world
+      app.kubernetes.io/instance: tech-stack
+  template:
+    metadata:
+      labels:
+        app: hello-world
+        app.kubernetes.io/name: hello-world
+        app.kubernetes.io/instance: tech-stack
+    spec:
+      containers:
+        - name: hello-world
+          image: abhishekrana502/hello-world:latest
+          imagePullPolicy: Always
+          ports:
+            - name: http
+              containerPort: 80
+              protocol: TCP

k8s/templates/hello-world/service.yaml

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+apiVersion: v1
+kind: Service
+metadata:
+  name: hello-world-service
+  labels:
+    app.kubernetes.io/name: hello-world
+    app.kubernetes.io/instance: tech-stack
+    app.kubernetes.io/version: '0.1.0'
+spec:
+  type: ClusterIP
+  ports:
+    - port: 80
+      targetPort: http
+      protocol: TCP
+      name: http
+  selector:
+    app.kubernetes.io/name: hello-world
+    app.kubernetes.io/instance: tech-stack

k8s/templates/nginx/deployment.yaml

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+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  name: nginx-deployment
+  labels:
+    app: nginx
+spec:
+  replicas: 1
+  selector:
+    matchLabels:
+      app: nginx
+  template:
+    metadata:
+      labels:
+        app: nginx
+    spec:
+      containers:
+        - name: nginx
+          image: nginx:1.14.2
+          # image: abhishekrana502/hello-world:latest
+          ports:
+            - containerPort: 80

k8s/templates/nginx/service.yaml

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+apiVersion: v1
+kind: Service
+metadata:
+  name: nginx-service
+spec:
+  ports:
+    - port: 80 # the port that this service should serve on
+      # the container on each pod to connect to, can be a name
+      # (e.g. 'www') or a number (e.g. 80)
+      targetPort: 80
+      protocol: TCP
+  # just like the selector in the deployment,
+  # but this time it identifies the set of pods to load balance
+  # traffic to.
+  selector:
+    app: nginx
+  # type: LoadBalancer