Add GitHub workflow to test documentation building

Co-authored-by: djw8605 <[email protected]>

Author: Copilot

.github/workflows/docs.yml

@@ -0,0 +1,57 @@
+name: Documentation Build Test
+
+on:
+  pull_request:
+    branches: 
+      - master
+  push:
+    branches: 
+      - master
+
+jobs:
+  build-docs:
+    runs-on: ubuntu-latest
+    name: Build Documentation
+
+    steps:
+    - uses: actions/checkout@v3
+      with:
+        submodules: recursive
+
+    - name: Set up Python
+      uses: actions/setup-python@v4
+      with:
+        python-version: '3.11'
+
+    - name: Install system dependencies
+      run: |
+        sudo apt-get update
+        sudo apt-get install -y doxygen
+
+    - name: Install Python dependencies
+      run: |
+        pip install -r docs/requirements.txt
+
+    - name: Build documentation
+      working-directory: docs
+      run: |
+        make html
+
+    - name: Check for warnings and errors
+      working-directory: docs
+      run: |
+        if [ -f _build/html/index.html ]; then
+          echo "Documentation built successfully"
+          echo "Generated files:"
+          ls -la _build/html/
+        else
+          echo "Documentation build failed - index.html not found"
+          exit 1
+        fi
+
+    - name: Upload documentation artifacts
+      uses: actions/upload-artifact@v3
+      with:
+        name: documentation
+        path: docs/_build/html/
+        retention-days: 7