add audio_manager and code refactoring

core/ai/agents/base/ai_base.tscn

@@ -1,9 +1,9 @@
 [gd_scene format=3 uid="uid://clx701xdwelgx"]
 
-[ext_resource type="Script" uid="uid://b30p1yqojbbbk" path="res://core/ai/ai_base/ai_base.gd" id="1_4d1nn"]
-[ext_resource type="Script" uid="uid://ps3vlu2qvmop" path="res://core/ai/ai_base/state_machine.gd" id="2_q1hg3"]
-[ext_resource type="Script" uid="uid://nga8qx56iwgu" path="res://core/ai/ai_base/idle_state.gd" id="3_26faq"]
-[ext_resource type="Script" uid="uid://bngfthvt04ivv" path="res://core/ai/ai_base/patrol_state.gd" id="4_lim44"]
+[ext_resource type="Script" uid="uid://b30p1yqojbbbk" path="res://core/ai/agents/base/ai_base.gd" id="1_4d1nn"]
+[ext_resource type="Script" uid="uid://ps3vlu2qvmop" path="res://core/ai/framework/state_machine.gd" id="2_q1hg3"]
+[ext_resource type="Script" uid="uid://nga8qx56iwgu" path="res://core/ai/agents/base/idle_state.gd" id="3_26faq"]
+[ext_resource type="Script" uid="uid://bngfthvt04ivv" path="res://core/ai/agents/base/patrol_state.gd" id="4_lim44"]
 
 [sub_resource type="CapsuleMesh" id="CapsuleMesh_mh3lg"]