Merge pull request #8 from ewanwm/fix_doxygen_deployment

Fix doxygen deployment

Author: ewanwm

.github/workflows/doxygen-deployment.yml

@@ -18,3 +18,6 @@ jobs:
           github_token: ${{ secrets.GITHUB_TOKEN }}
           folder: doc/html
           config_file: doc/doxygen.config
+
+      - run: ls
+      - run: ls doc/html