Improved Kubernetes cluster documentation

kubernetes-example/nginx.yml

@@ -0,0 +1,20 @@
+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  name: nginx-deployment
+  namespace: web-test
+spec:
+  selector:
+    matchLabels:
+      app: nginx-deployment
+  replicas: 3 # tells deployment to run 3 pods matching the template
+  template:
+    metadata:
+      labels:
+        app: nginx-deployment
+    spec:
+      containers:
+      - name: nginx
+        image: nginx:latest
+        ports:
+        - containerPort: 80