flutter You uploaded an APK or Android App Bundle that was signed in debug mode. You need to sign your APK or Android App Bundle in release mod code example

Example: flutter You uploaded an APK or Android App Bundle that was signed in debug mode

buildTypes {
        release {
            // TODO: Add your own signing config for the release build.
            // Signing with the debug keys for now, so `flutter run --release` works.
            signingConfig signingConfigs.release
        }
    }
    // FLUTTER CLEAN AFTER THE EDIT