Add manifest outputs that split v1 and experimental

Author: learner0810

Makefile

@@ -353,6 +353,8 @@ artifacts: kustomize
 	if [ -d artifacts ]; then rm -rf artifacts; fi
 	mkdir -p artifacts
 	$(KUSTOMIZE) build config/crd -o artifacts/manifests.yaml
+	$(YQ) -P 'select(.spec.versions[].name == "v1")' artifacts/manifests.yaml > artifacts/v1-manifests.yaml
+	$(YQ) -P 'select(.spec.versions[].name != "v1")' artifacts/manifests.yaml > artifacts/experimental-manifests.yaml
 	@$(call clean-manifests)
 
 .PHONY: release

site-src/guides/index.md

@@ -78,11 +78,18 @@ Tooling:
     ```
 
 ### Install the Inference Extension CRDs
-
+    
+#### All IGW CRDs of all versions
+   ```bash
+  kubectl apply -f https://github.com/kubernetes-sigs/gateway-api-inference-extension/releases/latest/download/manifests.yaml
+   ```
+#### All graduated & approved CRDs
    ```bash
-   kubectl apply -f https://github.com/kubernetes-sigs/gateway-api-inference-extension/releases/latest/download/manifests.yaml
+   kubectl apply -f https://github.com/kubernetes-sigs/gateway-api-inference-extension/releases/latest/download/v1-manifests.yaml
    ```
 
+### Deploy the Gateway
+
 ### Deploy the InferencePool and Endpoint Picker Extension
 
    Install an InferencePool named `vllm-llama3-8b-instruct` that selects from endpoints with label `app: vllm-llama3-8b-instruct` and listening on port 8000. The Helm install command automatically installs the endpoint-picker, inferencepool along with provider specific resources.