correct children casters

src/bike.rs

@@ -78,7 +78,13 @@ fn spawn_bike(
                 MeshMaterial3d(materials.add(color)),
             );
             builder.spawn(pbr_bundle);
-            spawn_wheels(builder, meshes, materials, xform, builder.parent_entity());
+            spawn_wheels(
+                builder,
+                meshes,
+                materials,
+                Transform::default(),
+                builder.parent_entity(),
+            );
         });
 
     //spawn_wheels(commands, meshes, materials, xform, bike);

src/physics.rs

@@ -181,6 +181,9 @@ impl Plugin for CyberPhysicsPlugin {
             .register_type::<CyberLean>()
             .add_plugins((PhysicsPlugins::default(), PhysicsDebugPlugin::default()))
             .insert_resource(SubstepCount(12))
+            .add_systems(Startup, |mut gravity: ResMut<Gravity>| {
+                gravity.0 *= 0.01;
+            })
             .add_systems(Update, (apply_lean, calculate_lean));
     }
 }