update

k8s/xiongxiao.me/README.md

@@ -20,4 +20,12 @@ kubectl delete job -n kube-system helm-install-traefik helm-install-traefik-crd
 
 # 安装 Traefik CRD
 kubectl apply -f https://raw.githubusercontent.com/traefik/traefik/v3.0/docs/content/reference/dynamic-configuration/kubernetes-crd-definition-v1.yml
+```
+
+## use devcontext
+
+```sh
+kubectl config use-context dev-context  
+# ls context
+kubectl config use-context kevisual-context
 ```