Добавил музыку и навел порядок в файлах

Materials/tron_01.ogg.import

@@ -0,0 +1,19 @@
+[remap]
+
+importer="oggvorbisstr"
+type="AudioStreamOggVorbis"
+uid="uid://dhc8mgjhhhpsy"
+path="res://.godot/imported/tron_01.ogg-27194726fa3b43b19d1b720e44c7e775.oggvorbisstr"
+
+[deps]
+
+source_file="res://Materials/tron_01.ogg"
+dest_files=["res://.godot/imported/tron_01.ogg-27194726fa3b43b19d1b720e44c7e775.oggvorbisstr"]
+
+[params]
+
+loop=true
+loop_offset=0.0
+bpm=0.0
+beat_count=0
+bar_beats=4

Player/Player.tscn

@@ -1,6 +1,6 @@
 [gd_scene format=3 uid="uid://c3efk6k8xnf57"]
 
-[ext_resource type="Script" uid="uid://c22hclit1affa" path="res://character_body_3d.gd" id="1_iwpo4"]
+[ext_resource type="Script" uid="uid://c22hclit1affa" path="res://Player/character_body_3d.gd" id="1_iwpo4"]
 
 [sub_resource type="CapsuleShape3D" id="CapsuleShape3D_h8axm"]
 radius = 0.35205078