Update feature_details.md

assets/feature_details.md

@@ -1,14 +1,15 @@
 ## Adding custom DNS Mappings 
 
 BridgeCTL now supports adding custom domain mappings to the /etc/hosts file inside the bridge container so that the bridge agent can properly resolve a DNS entry to IP address. To use this feature,
-simply populate the dns_mappings dictionary in config/bridge_settings.yml.
+simply populate the dns_mappings dictionary by editing the yaml file found at `bridgectl/config/bridge_settings.yml`.
 
 Example:
-
+```
 dns_mappings:
   mysql.example.lan: 10.1.1.18
   postgresql.example.lan: 10.1.1.80
+```
 
-This is the same as using the --add_hosts parameter of a docker run command. When the container is started, these values will be added to the /etc/hosts file within the container.
+This is the same as using the [--add_hosts](https://www.cloudbees.com/blog/using-the-add-host-flag-for-dns-mapping-within-docker-containers) parameter of a docker run command. When the container is started, these values will be added to the /etc/hosts file within the container.
 
 (This feature was released on Sept 5, 2024)