Question:
I’m developing a mobile app using Flutter, and I want to implement a sign-up/login flow where users are prompted to sign up or log in when they perform certain actions, such as making a purchase or interacting with certain features.

../../AppData/Local/Pub/Cache/hosted/pub.dev/waveui-0.0.10+9/lib/configs/styles/text_theme.dart:6:9: Error: The superclass, ‘TextTheme’, has no unnamed constructor that takes no arguments.
const WaveTextTheme({
^^^^^^^^^^^^^
Target kernel_snapshot failed: Exception

So, I want to show a timer. Below is a simple design of what I want to achieve. The car should go around the track as the time gradually decreases. I currently have no idea how to implement it. There is also the thing where the face of the car should rotate as it goes around the loop. If someone has done something similar in the past, please do let me know. Any guides/tutorials would be greatly appreciated.

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