diff --git a/.gitignore b/.gitignore
index 1af8040..7594d75 100644
--- a/.gitignore
+++ b/.gitignore
@@ -35,11 +35,17 @@
 !/engine/title.tscn
 
 # /engine/bin
-!/engine/bin
+!/engine/bin/
 /engine/bin/*
 
 !/engine/bin/librtr.gdextension
 
+# /engine/img
+!/engine/img/
+/engine/img/*
+
+!/engine/img/sky.hdr
+
 # /src
 !/src/
 /src/*
@@ -50,6 +56,20 @@
 !/src/main.gdextension
 !/src/main.h
 
+# /res
+!/res/
+/res/*
+
+# /res/mesh
+!/res/mesh/
+/res/mesh/*
+
+# res/texture
+!/res/texture/
+/res/texture/*
+
+!/res/texture/Sky.blend
+
 # Godot 4+ specific ignores
 .godot/
 
diff --git a/engine/debug.tscn b/engine/debug.tscn
index 12362ef..1d61cd2 100644
--- a/engine/debug.tscn
+++ b/engine/debug.tscn
@@ -1,3 +1,18 @@
-[gd_scene format=3 uid="uid://cg5vtf37cafsd"]
+[gd_scene load_steps=5 format=3 uid="uid://cg5vtf37cafsd"]
+
+[ext_resource type="Texture2D" uid="uid://tpwobjqbudqn" path="res://img/sky.hdr" id="1_cqrla"]
+
+[sub_resource type="PanoramaSkyMaterial" id="PanoramaSkyMaterial_owhq0"]
+panorama = ExtResource("1_cqrla")
+
+[sub_resource type="Sky" id="Sky_70g61"]
+sky_material = SubResource("PanoramaSkyMaterial_owhq0")
+
+[sub_resource type="Environment" id="Environment_yt03y"]
+background_mode = 2
+sky = SubResource("Sky_70g61")
 
 [node name="Node3D" type="Node3D"]
+
+[node name="WorldEnvironment" type="WorldEnvironment" parent="."]
+environment = SubResource("Environment_yt03y")
diff --git a/engine/img/sky.hdr b/engine/img/sky.hdr
new file mode 100644
index 0000000..62aad4f
Binary files /dev/null and b/engine/img/sky.hdr differ
diff --git a/res/texture/Sky.blend b/res/texture/Sky.blend
new file mode 100644
index 0000000..7cd49db
Binary files /dev/null and b/res/texture/Sky.blend differ