add workflow

.github/workflows/doxygen.yml

@@ -0,0 +1,34 @@
+name: Generate Doxygen Documentation
+
+on:
+  push:
+    branches:
+      - main  # Generate docs when pushing to the main branch
+  pull_request:
+    branches:
+      - main  # Optionally generate docs for PRs
+
+jobs:
+  generate-docs:
+    runs-on: ubuntu-latest
+
+    steps:
+      # Step 1: Checkout the repository
+      - name: Checkout Repository
+        uses: actions/checkout@v3
+
+      # Step 2: Set up Doxygen
+      - name: Install Doxygen
+        run: sudo apt-get install -y doxygen graphviz
+
+      # Step 3: Generate Documentation
+      - name: Generate Doxygen Documentation
+        run: doxygen docs/configs/Doxyfile
+
+      # Step 4: Deploy to GitHub Pages (optional)
+      - name: Deploy to GitHub Pages
+        uses: peaceiris/actions-gh-pages@v3
+        with:
+          github_token: ${{ secrets.GITHUB_TOKEN }}
+          publish_dir: docs/output/html
+          publish_branch: gh-pages