Added k8s secret

Author: pabel-rh

modules/developer-lightspeed/proc-changing-your-llm-provider.adoc

@@ -16,20 +16,40 @@ The LLM provider configuration section includes a mandatory dummy provider block
 
 .Procedure
 
-You can define additional LLM providers using one of two methods.
+You can define additional LLM providers using either of following methods:
 
-* Recommended: In your Developer Lightspeed plugin configuration (For example, the `lightspeed` section within the `lightspeed-app-config.yaml` file), define the new provider or providers under the `lightspeed.servers` key as shown in the following code:
+* Recommended: In your Developer Lightspeed plugin configuration (the `lightspeed` section within the `lightspeed-app-config.yaml` file), define the new provider or providers under the `lightspeed.servers` key as shown in the following code:
 +
 [source,yaml]
 ----
 lightspeed:
   servers:
-    - id: my-new-provider
-      url: my-new-url
-      token: my-new-token
+    - id: _<my_new_provider>_
+      url: _<my_new_url>_
+      token: _<my_new_token>_
 ----
-
-* Alternatively, you can add new LLM providers by updating the rcsconfig.yaml file.
+** Alternatively, you can set the `id`, `url`, and `token` values in a Kubernetes Secret and reference them using environment variables in your application configuration as shown in the following code:
++
+[source,yaml]
+----
+env:
+  - name: _<my_new_url>_
+    valueFrom:
+      secretKeyRef:
+        name: my-secret
+        key: _<my_new_url>_
+  - name: _<my_new_provider>_
+    valueFrom:
+      secretKeyRef:
+        name: my-secret
+        key: _<my_new_provider>_
+  - name: _<my_new_token>_
+    valueFrom:
+      secretKeyRef:
+        name: my-secret
+        key: _<my_new_token>_
+----
+* You can add new LLM providers by updating the `rcsconfig.yaml` file.
 .. In the `llm_providers` section within your `rcsconfig.yaml` file, add your new provider configuration below the mandatory dummy provider block as shown in the following code:
 +
 [source,yaml]
@@ -42,9 +62,9 @@ llm_providers:
       models:
         - name: dummymodel
    # END: Do not remove this block
-    - name: my-new-providers
+    - name: _<my_new_providers>_
       type: openai
-      url: my-provider-url
+      url: _<my_provider_url>_
       credentials_path: path/to/token
       disable_model_check: true
 ----