add cpu ci

.github/workflows/cpu.yml

@@ -0,0 +1,34 @@
+name: cpu_ci
+
+on: 
+  pull_request:
+    branches:
+      - cpu_pr
+
+jobs:
+  build:
+    runs-on: self-hosted-cpu
+    steps:
+    - uses: actions/checkout@v2
+    - name: Set up Python
+      # This is the version of the action for setting up Python, not the Python version.
+      uses: actions/setup-python@v4
+      with:
+        # Semantic version range syntax or exact version of a Python version
+        python-version: '3.10'
+        # Optional - x64 or x86 architecture, defaults to x64
+        architecture: 'x64'
+        cache: 'pip' 
+    - name: setup env
+      run: |
+        pip config --user set global.extra-index-url https://download.pytorch.org/whl/cpu
+        pip install -r requirements-build.txt --root-user-action=ignore
+        pip install -r requirements-dev.txt --root-user-action=ignore
+        pip install -r requirements-cpu.txt --root-user-action=ignore
+    - name: build
+      run: |
+        VLLM_TARGET_DEVICE=cpu pip install --no-build-isolation -v -e . --root-user-action=ignore
+
+    - name: offline_inference test
+      run: |
+        python examples/offline_inference.py