revert last good3

UI/includes/enrollment.php

@@ -404,6 +404,11 @@ EOF;
         }
         unlink($tempFile);
         
+        // Set proper permissions on service file
+        if (!executeCommand("chmod 644 " . SYSTEMD_SERVICE_FILE)) {
+            throw new Exception('Failed to set permissions on systemd service file');
+        }
+        
         // Reload systemd and enable service
         if (!executeCommand('systemctl daemon-reload')) {
             throw new Exception('Failed to reload systemd');