diff --git a/Assets/AddressableAssetsData.meta b/Assets/AddressableAssetsData.meta
new file mode 100644
index 0000000..7080911
--- /dev/null
+++ b/Assets/AddressableAssetsData.meta
@@ -0,0 +1,8 @@
+fileFormatVersion: 2
+guid: 8a39cb0f068e62a43b27c161b50488e6
+folderAsset: yes
+DefaultImporter:
+  externalObjects: {}
+  userData: 
+  assetBundleName: 
+  assetBundleVariant: 
diff --git a/Assets/Archives.meta b/Assets/Archives.meta
new file mode 100644
index 0000000..8dc0803
--- /dev/null
+++ b/Assets/Archives.meta
@@ -0,0 +1,8 @@
+fileFormatVersion: 2
+guid: 2f5dc487c1cf7ac46bb74103c24eab7a
+folderAsset: yes
+DefaultImporter:
+  externalObjects: {}
+  userData: 
+  assetBundleName: 
+  assetBundleVariant: 
diff --git a/Assets/CleanningFolders.cs b/Assets/CleanningFolders.cs
new file mode 100644
index 0000000..572438b
--- /dev/null
+++ b/Assets/CleanningFolders.cs
@@ -0,0 +1,66 @@
+using UnityEditor;
+using UnityEngine;
+using System.Linq;
+using System.Collections.Generic;
+using System.IO;
+
+public class UnusedAssetFinder
+{
+    [MenuItem("Tools/Find Unused Assets")]
+    static void FindUnusedAssets()
+    {
+        string[] allAssetPaths = AssetDatabase.GetAllAssetPaths()
+            .Where(path => path.StartsWith("Assets/") && !AssetDatabase.IsValidFolder(path))
+            .ToArray();
+
+        HashSet<string> usedAssets = new HashSet<string>();
+
+        string[] scenes = EditorBuildSettings.scenes
+            .Where(s => s.enabled)
+            .Select(s => s.path)
+            .ToArray();
+
+        string[] prefabPaths = AssetDatabase.FindAssets("t:Prefab")
+            .Select(AssetDatabase.GUIDToAssetPath)
+            .ToArray();
+
+        string[] dependencies = AssetDatabase.GetDependencies(scenes.Concat(prefabPaths).ToArray(), true);
+        foreach (string dep in dependencies)
+        {
+            usedAssets.Add(dep);
+        }
+
+        List<string> unusedAssets = allAssetPaths
+            .Where(path => !usedAssets.Contains(path))
+            .ToList();
+
+        List<string> reportLines = new List<string>();
+        long totalSize = 0;
+
+        reportLines.Add("Assets non utilisés (avec taille en Ko) :\n");
+
+        foreach (string assetPath in unusedAssets)
+        {
+            string fullPath = Path.Combine(Directory.GetCurrentDirectory(), assetPath);
+            if (File.Exists(fullPath))
+            {
+                long sizeBytes = new FileInfo(fullPath).Length;
+                long sizeKB = sizeBytes / 1024;
+                totalSize += sizeBytes;
+
+                reportLines.Add($"{assetPath} - {sizeKB} Ko");
+            }
+            else
+            {
+                reportLines.Add($"{assetPath} - fichier introuvable");
+            }
+        }
+
+        reportLines.Add($"\nTaille totale des fichiers non utilisés : {totalSize / 1024} Ko ({totalSize / (1024 * 1024f):F2} Mo)");
+
+        string outputPath = Path.Combine(Directory.GetCurrentDirectory(), "UnusedAssets.txt");
+        File.WriteAllLines(outputPath, reportLines);
+
+        Debug.Log($"✔️ Analyse terminée : {unusedAssets.Count} fichiers non utilisés détectés.\n📄 Rapport généré dans : {outputPath}");
+    }
+}
diff --git a/Assets/CleanningFolders.cs.meta b/Assets/CleanningFolders.cs.meta
new file mode 100644
index 0000000..83b4462
--- /dev/null
+++ b/Assets/CleanningFolders.cs.meta
@@ -0,0 +1,2 @@
+fileFormatVersion: 2
+guid: e84c7df0455d9554e96ac866d3ad7ed4
\ No newline at end of file
diff --git a/Assets/DefaultVolumeProfile.asset b/Assets/DefaultVolumeProfile.asset
new file mode 100644
index 0000000..36c3781
--- /dev/null
+++ b/Assets/DefaultVolumeProfile.asset
@@ -0,0 +1,15 @@
+%YAML 1.1
+%TAG !u! tag:unity3d.com,2011:
+--- !u!114 &11400000
+MonoBehaviour:
+  m_ObjectHideFlags: 0
+  m_CorrespondingSourceObject: {fileID: 0}
+  m_PrefabInstance: {fileID: 0}
+  m_PrefabAsset: {fileID: 0}
+  m_GameObject: {fileID: 0}
+  m_Enabled: 1
+  m_EditorHideFlags: 0
+  m_Script: {fileID: 11500000, guid: d7fd9488000d3734a9e00ee676215985, type: 3}
+  m_Name: DefaultVolumeProfile
+  m_EditorClassIdentifier: 
+  components: []
diff --git a/Assets/DefaultVolumeProfile.asset.meta b/Assets/DefaultVolumeProfile.asset.meta
new file mode 100644
index 0000000..6e4bd9b
--- /dev/null
+++ b/Assets/DefaultVolumeProfile.asset.meta
@@ -0,0 +1,8 @@
+fileFormatVersion: 2
+guid: 0938e3e1c98281f43a8bdeaf8ee1e2d0
+NativeFormatImporter:
+  externalObjects: {}
+  mainObjectFileID: 11400000
+  userData: 
+  assetBundleName: 
+  assetBundleVariant: