Update API URL to be dynamic

panel.php

@@ -424,7 +424,11 @@ if (!isset($_SESSION['admin_logged_in']) || $_SESSION['admin_logged_in'] !== tru
                 </div>
                 
                 <div class="api-url" id="apiUrl">
-                    https://yourdomain.com/api/app.php
+                    <?php 
+                    $protocol = isset($_SERVER['HTTPS']) && $_SERVER['HTTPS'] === 'on' ? "https" : "http";
+                    $host = $_SERVER['HTTP_HOST'];
+                    echo $protocol . "://" . $host . "/api"; 
+                    ?>
                 </div>
                 <button class="copy-btn" onclick="copyApiUrl()">📋 Kopyala</button>