Added further details on the internal image reference rh-dev

Author: chtyler

modules/deploying-a-llamastackdistribution-instance.adoc

@@ -4,7 +4,7 @@
 = Deploying a LlamaStackDistribution instance
 
 [role='_abstract']
-You can integrate LlamaStack and its retrieval-augmented generation (RAG) capabilities with your deployed Llama 3.2 model served by vLLM. This integration enables you to build intelligent applications that combine large language models (LLMs) with real-time data retrieval, providing more accurate and contextually relevant responses for your AI workloads.
+You can integrate LlamaStack and its retrieval-augmented generation (RAG) capabilities with your deployed Llama 3.2 model served by vLLM. This integration enables you to build intelligent applications that combine large language models (LLMs) with real-time data retrieval, providing more accurate and contextually relevant responses for your AI workloads. When you create a `LlamaStackDistribution` custom resource (CR), specify `rh-dev` in the `spec.server.distribution.image` field. 
 
 ifdef::self-managed[]
 ifdef::disconnected[]
@@ -113,6 +113,11 @@ spec:
     distribution:
       image: rh-dev
 ----
++
+[NOTE]
+====
+The `rh-dev` value is an internal image reference. When you create the `LlamaStackDistribution` custom resource, the {productname-short} Operator automatically resolves `rh-dev` to the container image in the appropriate registry. This internal image reference allows the underlying image to update without requiring changes to your custom resource.
+====
 
 . Click *Create*.