Features both a countdown timer and stopwatch that will float over other apps.
- Can be dragged / moved around.
- Tap to start / pause
- Double tap to reset
- Drag to trash to exit
SYSTEM_ALERT_WINDOW uses ComposeView that I got working using hacks discussed https://gist.github.com/handstandsam/6ecff2f39da72c0b38c07aa80bbb5a2f https://stackoverflow.com/questions/64585547/jetpack-compose-crash-when-adding-view-to-window-manager
