Camera modifs

src/camera.rs

@@ -12,7 +12,7 @@ fn follow_player(
     player: Single<&Transform, (With<Player>, Without<Camera2d>)>,
     mut camera: Single<&mut Transform, (With<Camera2d>, Without<Player>)>,
 ) {
-    camera.translation = player.translation;
+    camera.translation.y = player.translation.y;
 }
 
 pub struct CameraPlugin;