diff --git a/back/generate.php b/back/generate.php
new file mode 100644
index 0000000..110dfda
--- /dev/null
+++ b/back/generate.php
@@ -0,0 +1,28 @@
+<?php
+$media_root = '../media';
+$data = [];
+
+// Fichiers dans le dossier racine
+$root_files = array_diff(scandir($media_root), ['.', '..']);
+$data['racine'] = array_values(array_filter($root_files, function ($file) use ($media_root) {
+    return is_file("$media_root/$file") && preg_match('/\.(mp3|wav)$/i', $file);
+}));
+
+// Fichiers dans les sous-dossiers
+foreach ($root_files as $entry) {
+    $subdir = "$media_root/$entry";
+    if (is_dir($subdir)) {
+        $subfiles = array_diff(scandir($subdir), ['.', '..']);
+        $audio_files = array_values(array_filter($subfiles, function ($file) use ($subdir) {
+            return is_file("$subdir/$file") && preg_match('/\.(mp3|wav)$/i', $file);
+        }));
+        if (!empty($audio_files)) {
+            $data[$entry] = $audio_files;
+        }
+    }
+}
+
+// Écriture du JSON
+file_put_contents(__DIR__ . '/media_list.json', json_encode($data));
+echo "Media list updated.";
+?>
\ No newline at end of file
diff --git a/back/media_list.json b/back/media_list.json
new file mode 100644
index 0000000..d6d26a8
--- /dev/null
+++ b/back/media_list.json
@@ -0,0 +1 @@
+{"racine":[],"Feats":["Je descendais vers Vegas.mp3"],"Mon-Univers":["01 Introspection.mp3","02 Latte.mp3","03 Robot.mp3","04 Fenetre.mp3","05 Joker.mp3","06 Si je meurs demain.mp3","07 Interlude.mp3","08 Le vieillard.mp3","09 Joyboy.mp3","10 Money.mp3","11 Vaisseau pirate.mp3","12 Ma S\u0153ur.mp3","13 Mon Univers.mp3"],"Prisme":["Bleu.mp3","Noir.mp3","Orange.mp3","Violet.mp3"],"Sad-Style":["Sad Style 1.mp3"],"Saga-Daruma":["Daruma pt1.mp3","Daruma pt2.mp3","Daruma pt3.mp3"],"Singles":["Blanc.mp3","Docteur.mp3","Humeur tapageuse (Quelle ironie).mp3","Monsieur.mp3","Plus triste que jamais.mp3"]}
\ No newline at end of file