update

modules/securitywatcher/cron_check.php

@@ -0,0 +1,22 @@
+<?php
+/**
+ * Security Watcher - Cron file check
+ * Run via cron every 15 minutes:
+ * *\/15 * * * * php /path/to/prestashop/modules/securitywatcher/cron_check.php
+ */
+
+// Bootstrap PrestaShop
+$dir = dirname(__FILE__);
+$psRoot = realpath($dir . '/../../');
+
+require_once $psRoot . '/config/config.inc.php';
+
+$module = Module::getInstanceByName('securitywatcher');
+
+if ($module && $module->active) {
+    $changes = $module->cronCheckFiles();
+    $total = count($changes['new']) + count($changes['modified']) + count($changes['deleted']);
+    echo date('Y-m-d H:i:s') . " - Check complete. Changes: {$total}\n";
+} else {
+    echo "SecurityWatcher module not active.\n";
+}