An example redis deployment with required Istio fields

redis-deployment.yaml

apiVersion: apps/v1
kind: Deployment
metadata:
  labels:
    app: redis
    version: "6.0"
  name: redis
  namespace: wordpress
spec:
  replicas: 1
  selector:
    matchLabels:
      app: redis
      version: "6.0"
  template:
    metadata:
      labels:
        app: redis
        version: "6.0"
    spec:
      containers:
      - image: redis:6.0
        name: wordpress
        ports:
        - containerPort: 6379
          name: tcp-redis