Build Error: Unexpected token (Note that you need plugins to import files that are not JavaScript)

[sandsc]

npm run build-dev failed, got following output:

[!] Error: Unexpected token (Note that you need plugins to import files that are not JavaScript)
build/banner.ts (1:42)
1: import packageJSON from '../package.json' with { type: 'json' };
                                             ^
2: export default `/**
3:  * MapLibre GL JS

[HarelM]

Please make sure you use the right node version by running nvm install.
Make sure you run npm install and only later npm run build-dist
CI is passing all the time on different OSs so there is no problem in building this project...