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

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

@@ -0,0 +1,22 @@
+<?php
+/**
+ * RtmpMonitorController — мониторинг RTMP (Phase 6.3 — Group A).
+ */
+class RtmpMonitorController extends BaseAdminController
+{
+    public function index()
+    {
+        $this->requirePermission();
+
+        global $rServers;
+
+        if (!isset(CoreUtilities::$rRequest['server']) || !isset($rServers[CoreUtilities::$rRequest['server']])) {
+            CoreUtilities::$rRequest['server'] = SERVER_ID;
+        }
+
+        $rRTMPInfo = getRTMPStats(CoreUtilities::$rRequest['server']);
+
+        $this->setTitle('RTMP Monitor');
+        $this->render('rtmp_monitor', compact('rRTMPInfo'));
+    }
+}