If I’m reading the css.Build doc correctly, this could eliminate some or all of the reasons I currently use several PostCSS packages. Very interesting!
Also, if I can convince the ESBuild author (one of the 2 founders of Figma) to implement my proposal for “tree shaking”, this would be even more fantastic:
Hugo 0.158.0 packages
Brew - Hugo Brew package for macOS and Linux - updated 
Snap Package - Hugo Snap package for Linux - updated
Docker/CI Image - Hugo Docker image for Continuous Integration - updated
FreshPort - Hugo FreshPort package for FreeBSD - not yet updated 
Debian - not yet updated
Ubuntu - not yet updated
Fedora Copr - Hugo RPM package for Fedora and CentOS - not yet updated
Chocolatey Package - Hugo Chocolatey package for Windows
- traditional release - updated
- extended release - updated