Ajout de la cinématique de début et refonte du système audio

Et toujours un peu de correction de bug par ci par là

entities/interactables/item_object/script/item_object.gd

@@ -41,9 +41,11 @@ func card_info() -> CardInfo:
     return item.card_info()
 
 func interact(player : Player) -> bool:
-    player.pick_item(item)
+    await pickup_animation(player)
     
-    pickup_animation(player)
+    queue_free()
+
+    player.pick_item(item)
     
     return true
 
@@ -51,14 +53,10 @@ func pickup_animation(player : Player):
     available = false
     var tween : Tween = get_tree().create_tween()
 
-    tween.tween_property(self, "position", player.position, 0.2)
-    tween.tween_callback(
-        func():
-            Pointer.stop_inspect(self)
-            queue_free()
-    )
     if object_sprite:
         object_sprite.pickup_animation()
+    await tween.tween_property(self, "position", player.position, 0.2).finished
+    Pointer.stop_inspect(self)
 
 func generate_sprite() -> ItemObjectSprite:
     var sprite_node = SPRITE_SCENE.instantiate() as ItemObjectSprite