Flutter Web - Icons not showing up when Hosted

I found this link https://github.com/flutter/flutter/issues/32540#issuecomment-491498679 and tried out the fix but sadly it didn't work for me.

Hoping you can help!!

Thanks

also I'm using aws amplify hosting using this setting

version: 1
frontend:
  phases:
    preBuild:
      commands:
      - git clone https://github.com/flutter/flutter.git -b stable --depth 1
      - export PATH="$PATH:`pwd`/flutter/bin"
    # IMPORTANT - Please verify your build commands
    build:
      commands: 
      - flutter build web -t ./lib/main.dart
  artifacts:
    # IMPORTANT - Please verify your build output directory
    baseDirectory: build/web
    files:
      - '**/*'
  cache:
    paths: []