basic game manager

scenes/character/chara_resource.gd

@@ -11,6 +11,7 @@ enum Preference {
 }
 
 @export_category("General")
+@export var name: String
 @export var chara_sprite: Texture2D:
 	set(value):
 		chara_sprite = value

scenes/character/character.gd

@@ -15,6 +15,9 @@ class_name Character
 @onready var mask_mouth: Mask = $MaskMouth
 
 func _on_chara_resource_changed() -> void:
+	if chara_resource == null:
+		return
+	
 	face.texture = chara_resource.chara_sprite