CKA解题：六、创建Service

参考文档：
1、官方说明https://kubernetes.io/zh-cn/docs/concepts/services-networking/service/
2、port、NodePort、targetPort、containerPort 区别
https://blog.csdn.net/weixin_41012699/article/details/108167326

考题：

 <details>

点击查看代码 Deployment front-end

apiVersion: apps/v1
kind: Deployment
metadata:
    labels:
        app: front-end
    name: front-end
spec:
    replicas: 1
    selector:
        matchLabels:
            app: front-end
    template:
        metadata:
            labels:
                app: front-end
            name: front-end-niginx
        spec:
            containers:
                - image: nginx:1.21
                  name: nginx

易错项：本地我们添：