sample deployment

foobar.yaml

apiVersion: apps/v1
kind: Deployment
metadata:
  name: foobar-deployment
  labels:
    app: foobar
spec:
  replicas: 1
  selector:
    matchLabels:
      app: foobar
  template:
    metadata:
      name: foobar-app
      labels:
        app: foobar
    spec:
      containers:
      - name: busybox
        image: busybox:1.32.0-musl
        args:
          - sleep
          - infinite
      - name: nginx
        image: nginx:1.7.9
        ports:
        - containerPort: 80