What problem does this feature solve?

Example use case:
A static generated app with thousands of routes, like an e-commerce having a route for each product.
Apart from scheduling nuxt generate to run periodically and generate all static and dynamic routes, it would be nice to have the possibility to generate the static files for a single route, for example in a hook when the related ba

Is your feature request related to a problem? Please describe.
Currently Quasar Modes support TS files (for Electron and PWA modes), but the CLI isn't generating them out of the box.

Additional context
We need to create the TS version of all current files in these folders:

• https://github.com/quasarframework/quasar/tree/dev/app/templates/bex/js
• https://github.com/quasarframework/

"Babel 7.8.0 supports the new ECMAScript 2020 features by default: you don't need to enable individual plugins for nullish coalescing (??), optional chaining (?.) and dynamic import() anymore with preset-env." - https://babeljs.io/blog/2020/01/11/7.8.0

We should update zero to latest babel and add an integration test for these features. I think the right change will be [here](https://gith

https://emotion.sh/

After this change in Material UI: mui-org/material-ui#6115