kustomizeでlistに任意の項目を足す

nginxのpodに443と8443のポートを足したい時のkustomizeの書き方

apiVersion: apps/v1
kind: Pod
metadata:
  name: app
spec:
  containers:
    - name: app
      image: nginx:latest
      ports:
        - name: http
          containerPort: 80

- op: add
  path: /spec/containers/0/ports/-
  value:
    name: p1
    containerPort: 443
- op: add
  path: /spec/containers/0/ports/-
  value:
    name: p2
    containerPort: 8443