fix: vllm missing logprobs (#5279)

* working to address missing items

referencing #3436, #2930 - if i could test it, this might show that the
output from the vllm backend is processed and returned to the user

Signed-off-by: Wyatt Neal <wyatt.neal+git@gmail.com>

* adding in vllm tests to test-extras

Signed-off-by: Wyatt Neal <wyatt.neal+git@gmail.com>

* adding in tests to pipeline for execution

Signed-off-by: Wyatt Neal <wyatt.neal+git@gmail.com>

* removing todo block, test via pipeline

Signed-off-by: Wyatt Neal <wyatt.neal+git@gmail.com>

---------

Signed-off-by: Wyatt Neal <wyatt.neal+git@gmail.com>

.github/workflows/test-extra.yml

@@ -78,6 +78,26 @@ jobs:
           make --jobs=5 --output-sync=target -C backend/python/diffusers
           make --jobs=5 --output-sync=target -C backend/python/diffusers test
 
+  tests-vllm:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Clone
+        uses: actions/checkout@v4
+        with:
+          submodules: true
+      - name: Dependencies
+        run: |
+          sudo apt-get update
+          sudo apt-get install -y build-essential ffmpeg
+          sudo apt-get install -y ca-certificates cmake curl patch python3-pip
+          sudo apt-get install -y libopencv-dev
+          # Install UV
+          curl -LsSf https://astral.sh/uv/install.sh | sh
+          pip install --user --no-cache-dir grpcio-tools==1.64.1
+      - name: Test vllm backend
+        run: |
+          make --jobs=5 --output-sync=target -C backend/python/vllm
+          make --jobs=5 --output-sync=target -C backend/python/vllm test
   # tests-transformers-musicgen:
   #   runs-on: ubuntu-latest
   #   steps: