Add kubernetes configurations for deployment

kubernetes/mongo_cluster_ip.yaml

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+# Exposes a set of pods to other objects in the cluster
+apiVersion: v1
+kind: Service
+metadata:
+    name: test-mongo # hostname for the pods that are configured with this config
+spec:
+    type: ClusterIP
+    selector:
+        component: db
+    ports:
+        - port: 27017
+          targetPort: 27017

kubernetes/mongo_deployment.yaml

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+apiVersion: apps/v1
+kind: Deployment
+metadata:
+    name: mongo-deployment
+spec:
+    replicas: 1 # number of different pods described with the template spec
+    selector:
+        matchLabels:
+            component: db
+    template: # configuration for every single pod that is configured by this Deployment
+        metadata:
+            labels:
+                component: db
+        spec:
+            containers:
+                - name: test-mongo
+                  image: mongo
+                  ports:
+                      - containerPort: 27017

kubernetes/webapp_deployment.yaml

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+apiVersion: apps/v1
+kind: Deployment
+metadata:
+    name: webapp-deployment
+spec:
+    replicas: 1 # number of different pods described with the template spec
+    selector:
+        matchLabels:
+            component: web
+    template: # configuration for every single pod that is configured by this Deployment
+        metadata:
+            labels:
+                component: web
+        spec:
+            containers:
+                - name: webapp
+                  image: express-project-docker
+                  imagePullPolicy: Never
+                  ports:
+                      - containerPort: 3000

kubernetes/webapp_nodeport.yaml

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+apiVersion: v1
+
+kind: Service
+metadata:
+    name: webapp-network
+spec:
+    type: NodePort
+    ports:
+        - port: 3000
+          targetPort: 3000
+          nodePort: 31516
+    selector:
+        component: web