apiVersion: apps/v1
kind: Deployment
metadata:
  name: demo-app
spec:
  selector:
    matchLabels:
      app: demo-app
  template:
    metadata:
      labels:
        app: demo-app
    spec:
      serviceAccountName: demo-app
      containers:
        - name: app
          image: app:demo
---
apiVersion: apps/v1
kind: Deployment
metadata:
  name: demo-app-2
spec:
  selector:
    matchLabels:
      app: demo-app-2
  template:
    metadata:
      labels:
        app: demo-app-2
    spec:
      serviceAccountName: dev-app
      containers:
        - name: app
          image: app:demo