Example code does not run...

[patniemeyer]

Error: A value of type 'FixedResolutionViewport' can't be assigned to a variable of type 'Viewport'.
 - 'FixedResolutionViewport' is from 'package:flame/src/game/camera/viewport.dart' ('../../../../.pub-cache/hosted/pub.dev/flame-1.9.1/lib/src/game/camera/viewport.dart').
 - 'Viewport' is from 'package:flame/src/camera/viewport.dart' ('../../../../.pub-cache/hosted/pub.dev/flame-1.9.1/lib/src/camera/viewport.dart').
    camera.viewport = FixedResolutionViewport(Vector2(x, y));

[CorvusYe]

Hi, @patniemeyer
The current version of Flame is 1.7.0 and has not been upgraded for a while. We need to adapt.