docs: Add example submission by @dimaby and link to env config

pages/docs/local/helm_chart.mdx

@@ -20,7 +20,7 @@ Note: this method was contributed by the community. If you are familiar with Hel
 Similar to other Helm charts, there exists a [values file](https://github.com/danny-avila/LibreChat/blob/main/helmchart/values.yaml) that serves two primary functions: it outlines the default settings and indicates which configurations are adjustable. Essentially, any setting within this values file can be modified in two main ways. The first method involves creating a separate override file and specifying it when executing the install command. The second method involves directly setting each variable with the installation command itself. If you're planning to change numerous variables, it's advisable to use the override file approach to avoid an overly lengthy command. Conversely, for fewer adjustments, directly setting variables with the installation command might be more convenient.
 
 
-The very end of the file sets some of environment variables of the application, that should look familiar if you deployed the application before. It is the base configuration without any sensitive data. 
+The very end of the file sets some of [environment variables](/docs/configuration/dotenv) of the application, that should look familiar if you deployed the application before. It is the base configuration without any sensitive data. 
 
 ```
   env:
@@ -95,4 +95,5 @@ Example: `helm uninstall librechat`
 
 ## Community Helm Charts
 
-- [LibreChat Helm Chart by Blue Atlas Helm Charts](https://github.com/bat-bs/helm-charts/tree/main/charts/librechat)
+- [LibreChat Helm Chart by Blue Atlas Helm Charts](https://github.com/bat-bs/helm-charts/tree/main/charts/librechat)
+- Example submitted by [@dimaby](https://github.com/dimaby) on GitHub: [PR #2879](https://github.com/danny-avila/LibreChat/pull/2879)