The prototype has been completed. The work on the production implementation happens in https://gerrit.wikimedia.org/r/#/admin/projects/wikibase/termbox.
just a prototyp
# install dependencies
npm install
# serve with hot reload at localhost:8080
npm run dev
# lint your code
npm run fix
# build for production with minification
npm run build
# build for production and view the bundle analyzer report
npm run build --reportFor a detailed explanation on how things work, check out the guide and docs for vue-loader.