rat hole tweaks

scripts/rat.gd

@@ -1,4 +1,5 @@
 extends CharacterBody3D
+class_name Rat
 
 @export var dead_rat : Resource
 @export var SPEED = 5
@@ -9,8 +10,8 @@ extends CharacterBody3D
 @onready var nav_agent = $NavigationAgent3D
 
 var end_hole
+var number_of_drops = 1
 
-const number_of_drops = 1
 const MAX_LV = 20
 const MAX_AV = 10