document is published at https://tier4.github.io/caret_doc/
When you edit the pages on your local machine, you want to browse the generated pages on the machine. Try the following commands if you want to do so.
# clone and enter the repository
git clone https://github.com/tier4/caret_doc.git
cd caret_doc
# install required packages to build the pages
sudo pip3 install mkdocs-requirements.txt
# launch server to browse the pages
mkdocs serve