Initial commit

src-backup/qr/cleanup_qrcodes.php

@@ -0,0 +1,18 @@
+<?php
+// cleanup_qrcodes.php
+$temp_dir = '../temp_qrcodes/';
+
+if (file_exists($temp_dir)) {
+    $files = glob($temp_dir . '*.png');
+    $now = time();
+    
+    foreach ($files as $file) {
+        if (is_file($file)) {
+            // Delete files older than 1 hour
+            if ($now - filemtime($file) >= 3600) {
+                @unlink($file);
+            }
+        }
+    }
+}
+?>