Autogenerate documentation (closes #79) (#720)

* Autogenerate documentation (closes #79)

This still requires changes in the configuration of the repository.

* Add empty line at end of file

---------

Co-authored-by: Niklas Uhl <tim.uhl@kit.edu>

.github/workflows/gh-pages.yml

@@ -0,0 +1,34 @@
+name: Doxygen GitHub Pages Deploy Action
+
+on:
+  push:
+    branches:
+      - main
+
+jobs:
+  build-documentation:
+    runs-on: ubuntu-latest
+
+    steps:
+    - uses: actions/checkout@v3
+      with:
+          submodules: true
+
+    # Build the HTML documentation
+    - name: Doxygen Action
+      uses: mattnotmitt/doxygen-action@v1.9.4
+      with:
+          doxyfile-path: docs/Doxyfile
+          working-directory: .
+          additional-packages: perl build-base biblatex ghostscript
+
+    # Deploy the HTML documentation to GitHub Pages
+    - name: GH Pages Deployment
+      uses: peaceiris/actions-gh-pages@v3
+      with:
+        github_token: ${{ secrets.GITHUB_TOKEN }}
+        publish_dir: docs/html/
+        enable_jekyll: false
+        allow_empty_commit: false
+        force_orphan: true
+        publish_branch: gh-pages