How to deploy Flutter App in Firebase Hosting

Firebase Login

Firebase init

Are you sure want to proceed: Yes

Which firebase feature do you want to set up for this directory? : configure file for Firebase hosting

What do you want to use as your public directory? build/web

Configure as a single-page app (rewrite all URLs to /index.html)? No

Set up automatic builds and deploys with GitHub? No

Wrote build/web/404.html.

File build/web/index.html already exists. Overwrite? No

+  Firebase initialization complete!

Next Step: flutter build web

Next Step: Firebase Deploy