To get up and running with updating the documentation install jsdoc locally
Edit config file as explain in blog post{:target="_blank"}
This is because you need to edit the config file in the module at ./node_modules/jsdoc/config.json. And this part of the information is at usejsdoc.org.
to re-generate documentation run from root of app
Jsdoc config
This executes the script in package.json, and places the documentation inside of /docs/jsdoc_docs.
See /docs/jdocs_conf/conf.json for the config options,that specify which files to include, exclude etc..
Updating developer's tutorial
To add or update a tutorial in the developer documentation tutorials, go to /docs/_posts/tutorial where you can find the markdown files.