How is a WordPress theme bundled in webpack?

Question

WordPress

Who will tell you how to build a new project on wordpress from Roots.io I installed the
Sage theme, the latest version, everything was installed correctly.
And then how? I don’t understand ...
Maybe someone will tell you at least by what principle to go further ...
https://github.com/roots/sage
https://roots.io/sage/

Answer 1

You already have a config and build commands in your project

Build commands
yarn start — Compile assets when file changes are made, start Browsersync session
yarn build — Compile and optimize the files in your assets directory
yarn build:production — Compile assets for production