Link to new document and back to index

Author: ST-DDT

docs/en/index.md

@@ -27,5 +27,6 @@ customization you need for your project.
 - [Version Overview](versions.md)
 - [Spring Boot Actuator / Metrics Support](actuator.md)
 - [Brave-Tracing / Spring Cloud Sleuth Support](brave.md)
+- [Kubernetes Setup](kubernetes.md)
 - [Benchmarking](benchmarking.md)
 - [Contributing](contributions.md)

docs/en/kubernetes.md

@@ -64,3 +64,7 @@ grpc.clients.my-grpc-server-app.address=dns:///<serviceName>[.<namespace>[.<clus
 
 > **Note:** DNS-SVC lookups require the `grpclb` dependency to be present and the service's port name to be `grpclb`.
 > Refer to grpc's official docs for more details.
+
+----------
+
+[<- Back to Index](index.md)