docs: deprecated webhook

README.md

@@ -78,7 +78,6 @@ If you want to install Kubernetes from scratch, you can try [kubespray](https://
 - [Vlan/Underlay Support](docs/vlan.md)
 - [DPDK Support](docs/dpdk.md)
 - [Traffic Mirror](docs/mirror.md)
-- [Webhook](docs/webhook.md)
 - [IPv6](docs/ipv6.md)
 - [DualStack](docs/dual-stack.md)
 - [VPC](docs/vpc.md)

docs/webhook.md

@@ -1,5 +1,7 @@
 # Webhook
 
+*Deprecated*: Webhook is not used now.
+
 Kube-OVN supports allocation static IP addresses along with dynamical addresses which means we should hold static IP addresses don't allow others using it.
 
 ## Pre-request
@@ -9,7 +11,7 @@ Kube-OVN supports allocation static IP addresses along with dynamical addresses
 
 ## To install
 
-The webhook needs https so we using cert-manager here to generate the certificate. Normally cert-manager doesn't use `hostNetwork`  so it needs CNI to allocate IP addresses.  As a result, we should install ovn, kube-ovn, cert-manager before webhook.
+The webhook needs https, so we use cert-manager here to generate the certificate. Normally cert-manager doesn't use `hostNetwork`  so it needs CNI to allocate IP addresses.  As a result, we should install ovn, kube-ovn, cert-manager before webhook.
 
 Example:
 Assume you have two deployments have ip conflict.