Edit the Markdown sources for http://open-services.net/ under /content
brew install hugo
# optional
npm install -g sass
(cd themes/oslc/static/css && sass scss/oslc.scss:./oslc.css)
hugo server -w
# go to http://localhost:1313/
The deployment is taken care of by Github Actions, just merge your changes to master.
Please check out the wiki for more details.