$ quasar dev -m pwa # ..or the longer form: $ quasar dev --mode pwa
The development server uses a bare minimum Service Worker precaching only the public folder. Working offline will not be available.
Do not run Lighthouse on your development build because at this stage the code is intentionally not optimized and contains embedded source maps (among many other things).
Building for Production
$ quasar build -m pwa # ..or the longer form: $ quasar build --mode pwa
If you want a production build with debugging enabled:
$ quasar build -m pwa -d # ..or the longer form $ quasar build -m pwa --debug