test(operator): cover vLLM single-node Component upgrades

deploy/operator/internal/controller/testdata/upgrade/README.md

@@ -71,10 +71,9 @@ The populated graph replay controls cover Deployment, LWS and DS graphs without
 claiming that these freshly captured test graphs came from an older release.
 Formal released history still advances only through the pinned-release workflow.
 
-These cases complete 23 of the 27 canonical matrix entries. The four remaining
-single-node Component cases and the missing-origin historical case remain in
-[#16650](https://github.com/ai-dynamo/dynamo/issues/16650); the incomplete
-release-matrix gate stays enforced.
+Canonical matrix completeness and the missing-origin historical case are tracked
+in [#16650](https://github.com/ai-dynamo/dynamo/issues/16650). The required
+release-matrix gate remains enforced as the remaining fixtures are added.
 
 ## Storage and production lifecycle
 

deploy/operator/internal/controller/testdata/upgrade/latest/vllm/aggregated/single/component/input.yaml

@@ -0,0 +1,43 @@
+# SPDX-FileCopyrightText: Copyright (c) 2026 NVIDIA CORPORATION & AFFILIATES. All rights reserved.
+# SPDX-License-Identifier: Apache-2.0
+apiVersion: nvidia.com/v1beta1
+kind: DynamoGraphDeployment
+metadata:
+  name: workers
+  namespace: upgrade-latest-vllm-aggregated-single-component
+  annotations:
+    nvidia.com/enable-grove: 'false'
+    nvidia.com/dynamo-operator-origin-version: 0.0.0
+spec:
+  backendFramework: vllm
+  components:
+  - name: frontend
+    type: frontend
+    replicas: 1
+    podTemplate:
+      spec:
+        containers:
+        - name: main
+          image: nvcr.io/nvidia/ai-dynamo/dynamo-frontend:1.6.0
+          command:
+          - python3
+          - -m
+          - dynamo.frontend
+  - name: worker
+    type: worker
+    replicas: 2
+    podTemplate:
+      spec:
+        containers:
+        - name: main
+          image: nvcr.io/nvidia/ai-dynamo/vllm-runtime:1.6.0
+          command:
+          - python3
+          - -m
+          - dynamo.vllm
+          args:
+          - --model
+          - Qwen/Qwen3-0.6B
+          resources:
+            limits:
+              nvidia.com/gpu: '1'