the system use from node 10 at min wont work. please check firebase emulator for run firebase emulator or just run `npm run serve:dev`
if all well this will just work.
please install globally the follow packages
- firebase-tools
- rollup
you can install as follow npm i -g <package-name>
all system based firebase eco system please review firestore, functions, pubsub, hosting , storage for more info.
the unit testing using jest