Vercel Flutter Web배포 방법

해당 스크린샷대로 하면 됩니다.

• Root Directory
  ./

• Framework Preset
  other

• Build Command
  flutter/bin/flutter build web --release

• Output Directory
  build/web

• Install Command
  if cd flutter; then git pull && cd .. ; else git clone https://github.com/flutter/flutter.git; fi && ls && flutter/bin/flutter doctor && flutter/bin/flutter clean && flutter/bin/flutter config --enable-web