major: vite & handlebars
https://www.youtube.com/watch?v=SvpZMjcjo_g
- Replace custom builder/packager with a complete Vite toolchain (Autoprefixer, PostCSS, SASS)
- Replace pug with handlebars+vite-plugin-handlebars for a native html templating.
https://www.youtube.com/watch?v=SvpZMjcjo_g