apiVersion: apps/v1
kind: Deployment
metadata:
  name: app3-deployment
spec:
  selector:
    matchLabels:
      app: app3
  template:
    metadata:
      labels:
        app: app3
    spec:
      containers:
      - name: app3
        image: traefik/whoami
        ports:
        - containerPort: 80
        command:
          - --port=80
          - --name=app-three