To generate all the documentation run the following from this directory:
doxygen Doxyfile
The resulting output goes to
/tmp/doxygen
To view those file locally in your browser run:
cd /tmp/doxygen/html; python3 -m http.server 8000
and visit
http://localhost:8000
If you want to have the documentation regenerated on every save then you can
install entr and run the following from this directory:
find ../../include/ ../../src/ . | entr doxygen ./Doxyfile
For a linux desktop you can install the doxygen tool via:
sudo apt install doxygen