Added the pathfinding module

nodes/robots/coding/cpu.gd

@@ -5,17 +5,25 @@ signal cpu_tick
 
 var cobor_vm := CoborVirtualMachine.new()
 var running := false
-var register_size := 8
+var register_size := 16
 var modules : Array[Module]
 
-func _ready() -> void:
+func _init() -> void:
 	cobor_vm.set_registers(register_size,[])
+
+func _ready() -> void:
 	var register_index := 1 
 	for child in get_children():
 		if child is Module:
 			var module := child as Module
 			modules.push_back(module)
-			register_size += module.set_registers(register_index)
+			module.set_reserved_registers(register_index)
+			register_index += module.get_register_reservation_size()
+	if $ProgrammingUI != null:
+		$ProgrammingUI.memory_setup()
+
+func show_ui(show:bool)->void:
+	$ProgrammingUI.visible = show
 
 func run_step() -> void:
 	if not running: