Please follow the following steps to build html files

1. python 3.12 (The default python --version should be 3.12)
2. sphinx (>=4.2)
3. breathe extension
4. recommonmark
5. sphinx_rtd_theme

pip3 install sphinx pip3 install breathe pip3 install recommonmark pip3 install sphinx_rtd_theme

1. Run parse_bindings.py to generate rst files for classes and enums
2. Follow README in ../bindings to compile and install bindings
3. Then run

    make html

4. Copy custom.css and pk_scripts.js into _build/html/_static