apiVersion: apps/v1
kind: Deployment
metadata:
  name: hello
  namespace: hello
spec:
  replicas: 2
  selector:
    matchLabels: { app: hello }
  template:
    metadata:
      labels: { app: hello }
    spec:
      containers:
        - name: web
          image: nginx:alpine
          ports: [{ containerPort: 80 }]
          volumeMounts:
            - { name: page, mountPath: /usr/share/nginx/html }
          resources:
            requests: { cpu: 10m, memory: 16Mi }
            limits:   { cpu: 200m, memory: 128Mi }
      volumes:
        - name: page
          configMap: { name: hello-page }