[add] add benchmark.yml

Author: LittleMouse

.github/workflows/benchmark.yml

@@ -0,0 +1,18 @@
+name: Benchmark Test
+on:
+  workflow_dispatch:
+  push:
+    branches:
+      - dev
+jobs:
+  build:
+    runs-on: [self-hosted, linux, arm64]
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v4
+
+      - name: Start Benchmark Test
+        run: |
+          echo "This job runs on a self-hosted runner!"
+          echo "Running benchmark test..."
+          python3 benchmark/benchmodulellm.py