This app was created by Team Sashimi at the Flutter Hackathon 2020.
introduction video: https://www.youtube.com/watch?v=ZePwm99YHn4
web app: https://hack20-ce5e4.web.app/#/
project page: https://flutterhackathon.com/#/projects/244c32c0-b758-11ea-9cea-89e2157ddae1
This project use firebase_auth and cloud_firestore. So you need to set up firebase.
If you have any questions, please feel free to contact me. https://twitter.com/hiragi_kmgk