enemies spawn with heads

src/tb_entities.rs

@@ -83,7 +83,9 @@ pub struct MoveTarget {
 #[require(Transform)]
 #[component(on_add = Self::on_add)]
 #[model({ "path": "models/alien_naked.glb" })]
-pub struct EnemySpawn {}
+pub struct EnemySpawn {
+    pub head: String,
+}
 
 impl EnemySpawn {
     fn on_add(mut world: DeferredWorld, entity: Entity, _id: ComponentId) {
@@ -91,8 +93,13 @@ impl EnemySpawn {
             return;
         };
 
+        let this = world.get_entity(entity).unwrap().get::<Self>().unwrap();
+
         let mesh = asset_server.load(GltfAssetLabel::Scene(0).from_asset("models/alien_naked.glb"));
 
+        let head_mesh = asset_server
+            .load(GltfAssetLabel::Scene(0).from_asset(format!("models/heads/{}.glb", this.head)));
+
         world
             .commands()
             .entity(entity)
@@ -106,6 +113,10 @@ impl EnemySpawn {
                         LockedAxes::new().lock_rotation_z().lock_rotation_x(),
                         Transform::from_translation(Vec3::new(0., 1.0, 0.)),
                     ))
+                    .with_child((
+                        Transform::from_translation(Vec3::new(0., 1., 0.)),
+                        SceneRoot(head_mesh),
+                    ))
                     .with_child((
                         Visibility::default(),
                         Transform::from_translation(Vec3::new(0., -1.4, 0.))