This website (https://opengoal.dev) is built using Docusaurus, a modern static website generator.
For a package manager, Yarn is preferred - https://yarnpkg.com/getting-started/install
corepack enable
corepack prepare yarn@stable --activate
yarn installyarn startAnd browse to http://localhost:3000
Markdown documentation in the ./documentation folder ends up on the Documentation page
Consult https://docusaurus.io/docs/markdown-features for supported markdown features among other things.