Aurelia is a front-end framework along the lines of Angular and vuejs.
The Aurelia CLI (currently v0.33.1) does not support pug templates.
This post shows how to setup pug once you’ve installed a new webpack4-based Aurelia project.
The article Aurelia-CLI Bundler to Webpack gives the migration highlights,
but is a little sparse on details.
I ran into a number of head banger issues that were time consuming to resolve. A few of these are covered here.