$ pip install sphinx-guru-builder

1. Add the extension to your conf.py.

extensions = [
    "sphinx_guru_builder",
]

2. Optionally, add html_published_location to create a link on each page to the original docs.

html_published_location = "https://example.com/docs"`

3. Build your docs.

$ sphinx-build -b guru source_dir build_dir

4. Upload the generated guru.zip file in the parent directory of the build_dir.

See Guru API docs for instruction on how to upload the archive.