Added the pathfinding module

nodes/robots/modules/module.gd

@@ -2,11 +2,14 @@ class_name Module extends Node
 
 @onready var cpu := get_parent() as CPU
 
-func set_registers(index:int)->int:
+func get_register_reservation_size()->int:
 	return 0
 
-func early_tick()->void:
+func set_reserved_registers(index:int)->void:
 	pass
 
+func get_register_types()->Dictionary[int, String]:
+	return {}
+
 func late_tick()->void:
 	pass