diff --git a/mc-multiserver-gallery-pro.php b/mc-multiserver-gallery-pro.php
new file mode 100644
index 0000000..a0d5338
--- /dev/null
+++ b/mc-multiserver-gallery-pro.php
@@ -0,0 +1,91 @@
+<?php
+/*
+Plugin Name: MC MultiServer Gallery PRO
+Description: Professionelle Minecraft-Galerie mit Ingame-Verification, modernem UI, Lightbox und AJAX-Upload (multi-server fähig).
+Version: 2.5.2
+Author: M_Viper
+Text Domain: mc-multiserver-gallery-pro
+Domain Path: /languages
+*/
+
+if (!defined('ABSPATH')) exit;
+
+if (version_compare(PHP_VERSION, '7.0', '<')) {
+    if (is_admin()) {
+        add_action('admin_notices', function() {
+            echo '<div class="error"><p><strong>MC Gallery PRO:</strong> Dieses Plugin benötigt PHP 7.0 oder höher.</p></div>';
+        });
+    }
+    return; 
+}
+
+if (defined('MCGALLERY_PRO_VERSION')) { return; }
+
+define('MCGALLERY_PRO_VERSION', '2.5.2');
+define('MCGALLERY_PRO_DIR', plugin_dir_path(__FILE__));
+define('MCGALLERY_PRO_URL', plugin_dir_url(__FILE__));
+define('MCGALLERY_TOKEN_TTL', 300);
+define('MCGALLERY_OPTION_KEY', 'mc_gallery_tokens_store');
+
+function mc_gallery_pro_safe_require($path) {
+    if (!file_exists($path)) {
+        if (is_admin()) {
+            add_action('admin_notices', function() use ($path) {
+                echo '<div class="error"><p><strong>MC Gallery PRO Fehler:</strong> Datei nicht gefunden: <code>' . esc_html($path) . '</code>.</p></div>';
+            });
+        }
+        return false;
+    }
+    require_once $path;
+    return true;
+}
+
+function mc_gallery_pro_load_textdomain() {
+    load_plugin_textdomain('mc-multiserver-gallery-pro', false, basename(dirname(__FILE__)) . '/languages');
+}
+add_action('plugins_loaded', 'mc_gallery_pro_load_textdomain');
+
+ $core_files = [
+    'class-mc-gallery-helpers.php',
+    'class-mc-gallery-core.php',
+    'class-mc-gallery-shortcodes.php'
+];
+
+if (!is_dir(MCGALLERY_PRO_DIR . 'includes')) {
+    add_action('admin_notices', function() {
+        echo '<div class="error"><p><strong>MC Gallery PRO Fehler:</strong> Der Ordner <code>includes/</code> fehlt.</p></div>';
+    });
+} else {
+    foreach ($core_files as $file) {
+        if (!mc_gallery_pro_safe_require(MCGALLERY_PRO_DIR . 'includes/' . $file)) {
+            return; 
+        }
+    }
+}
+
+function mc_gallery_pro_activate_callback() {
+    if (class_exists('MC_Gallery_Core')) {
+        if (!get_option(MC_Gallery_Core::OPTION_THUMB_H)) {
+            update_option(MC_Gallery_Core::OPTION_THUMB_H, 200);
+        }
+    }
+    if (get_option(MCGALLERY_OPTION_KEY) === false) {
+        update_option(MCGALLERY_OPTION_KEY, []);
+    }
+}
+register_activation_hook(__FILE__, 'mc_gallery_pro_activate_callback');
+
+function mc_gallery_pro_uninstall_callback() {
+    delete_option(MCGALLERY_OPTION_KEY);
+    if (class_exists('MC_Gallery_Core')) {
+        delete_option(MC_Gallery_Core::OPTION_THUMB_H);
+    }
+}
+register_uninstall_hook(__FILE__, 'mc_gallery_pro_uninstall_callback');
+
+if (class_exists('MC_Gallery_Core')) {
+    add_action('plugins_loaded', ['MC_Gallery_Core', 'init']);
+}
+if (class_exists('MC_Gallery_Shortcodes')) {
+    add_action('plugins_loaded', ['MC_Gallery_Shortcodes', 'init']);
+}
\ No newline at end of file