whoami service with ingress

whoami.yml

apiVersion: apps/v1
kind: Deployment
metadata:
  name: web
  namespace: dev
spec:
  replicas: 1
  selector:
    matchLabels:
      app: whoami
  template:
    metadata:
      labels:
        app: whoami
    spec:
      containers:
        - name: whoami
          image: traefik/whoami
          ports:
            - containerPort: 80
---
apiVersion: v1
kind: Service
metadata:
  name: web
  namespace: dev
spec:
  # externalTrafficPolicy: Local
  ports:
    - port: 80
      targetPort: 80
  selector:
    app: whoami

---
apiVersion: networking.k8s.io/v1
kind: Ingress
metadata:
  name: ingress-whoami
  namespace: dev
spec:
  rules:
    - host: "whoami.k3s.local"
      http:
        paths:
          - path: /
            pathType: Prefix
            backend:
              service:
                name: web
                port:
                  number: 80