Stage 6 has been completed, and some classes have been merged into one

src/interfaces/Http/Controllers/Admin/UseragentController.php

@@ -0,0 +1,23 @@
+<?php
+/**
+ * XC_VM — Контроллер редактирования User-Agent (admin/useragent.php)
+ */
+namespace App\Http\Controllers\Admin;
+
+class UseragentController extends BaseAdminController {
+    public function index() {
+        $this->requirePermission();
+
+        $rUAArr = null;
+        if (isset(\CoreUtilities::$rRequest['id'])) {
+            $rUAArr = getUserAgent(\CoreUtilities::$rRequest['id']);
+            if (!$rUAArr) {
+                $this->redirect('useragents');
+                return;
+            }
+        }
+
+        $this->setTitle('Block User-Agent');
+        $this->render('useragent', compact('rUAArr'));
+    }
+}