Remove media menu option and verify route handling

cms/core/class/AssetManager.php

@@ -0,0 +1,69 @@
+<?php
+
+class AssetManager {
+    private array $css = [];
+    private array $js = [];
+
+    public function __construct() {
+        // Constructor can be extended for future use
+    }
+
+    public function addCss(string $path): void {
+        $this->css[] = $path;
+    }
+
+    public function addJs(string $path): void {
+        $this->js[] = $path;
+    }
+
+    public function addBootstrapCss(): void {
+        $this->addCss('/assets/css/bootstrap.min.css');
+        $this->addCss('/assets/css/bootstrap-icons.css');
+    }
+
+    public function addBootstrapJs(): void {
+        $this->addJs('/assets/js/bootstrap.bundle.min.js');
+    }
+
+    public function addThemeCss(): void {
+        $this->addCss('/assets/css/style.css');
+        $this->addCss('/assets/css/mobile.css');
+    }
+
+    public function addAppJs(): void {
+        $this->addJs('/assets/js/app.js');
+    }
+
+    public function renderCss(): string {
+        $html = '';
+        foreach ($this->css as $path) {
+            $fullPath = $_SERVER['DOCUMENT_ROOT'] . $path;
+            $version = file_exists($fullPath) ? filemtime($fullPath) : time();
+            $html .= "<link rel=\"stylesheet\" href=\"$path?v=$version\">\n";
+        }
+        return $html;
+    }
+
+    public function renderJs(): string {
+        $html = '';
+        foreach ($this->js as $path) {
+            $fullPath = $_SERVER['DOCUMENT_ROOT'] . $path;
+            $version = file_exists($fullPath) ? filemtime($fullPath) : time();
+            $html .= "<script src=\"$path?v=$version\"></script>\n";
+        }
+        return $html;
+    }
+
+    public function getCssCount(): int {
+        return count($this->css);
+    }
+
+    public function getJsCount(): int {
+        return count($this->js);
+    }
+
+    public function clear(): void {
+        $this->css = [];
+        $this->js = [];
+    }
+}