doc: add examples link (#213)

![изображение](https://github.com/aenix-io/etcd-operator/assets/7556217/88553177-b77c-46ec-a405-98d1ddf7b134)

site/content/en/docs/v0.2/examples/_index.md

@@ -2,7 +2,9 @@
 title: Examples
 weight: 3
 date: 2017-01-05
-description: See your project in action!
+description: See etcd-operator in action!
 ---
 
-TODO
+You can find examples for deploying etcd clusters in various configuration in the GitHub repository under [examples/manifests](https://github.com/aenix-io/etcd-operator/tree/main/examples/manifests) directory.
+
+This directory provides various manifests that can help you understand how to set up etcd clusters using the etcd-operator.