Add initial GitHub Actions CI workflow

.github/workflows/ci.yml

@@ -0,0 +1,48 @@
+name: CI
+
+on:
+  push:
+    branches: 
+      - main
+      - "pull-request/[0-9]+"
+  workflow_dispatch:
+
+jobs:
+  test:
+    name: Test Environment
+    runs-on: linux-amd64-gpu-rtxpro6000-latest-1
+    timeout-minutes: 30
+
+    steps:
+    - name: Checkout
+      uses: actions/checkout@v4
+
+    - name: Test Docker
+      run: |
+        docker --version
+        docker run --rm hello-world
+
+    - name: Check GPU Hardware
+      run: |
+        echo "=== Host GPU Information ==="
+        lspci | grep -i nvidia || echo "No NVIDIA GPU found via lspci"
+        nvidia-smi || echo "nvidia-smi not available on host"
+
+    - name: Test CUDA Image
+      run: |
+        docker pull nvidia/cuda:13.0.2-base-ubuntu24.04
+        docker run --rm nvidia/cuda:13.0.2-base-ubuntu24.04 bash -c "
+          echo 'CUDA container test successful'
+          cat /etc/os-release
+          which nvcc || echo 'nvcc not in PATH'
+        "
+
+    - name: Test CUDA Image with GPU Access
+      run: |
+        echo "=== Testing GPU access in container ==="
+        docker run --rm --gpus all nvidia/cuda:13.0.2-base-ubuntu24.04 bash -c "
+          echo 'Container with GPU access:'
+          nvidia-smi || echo 'nvidia-smi not available in container'
+          echo 'CUDA Runtime version:'
+          cat /usr/local/cuda/version.txt 2>/dev/null || echo 'CUDA version file not found'
+        " || echo "GPU access failed - may not be available on this runner"