Add initial files and templates for Omnibus EU Free module

- Added yt_logo.png image for branding.
- Created index.php for views and templates with license notice and redirection.
- Implemented back.js for reload functionality with event listener.
- Developed configure.tpl for admin configuration panel with documentation links.
- Established products-price-list.tpl for displaying product pricing information.
- Created presta_studio_omnibus_price.tpl for displaying price history and discounts.
- Added index.php files in various directories for consistent redirection and license notice.

modules/omnibuseufree/controllers/front/cron.php

@@ -0,0 +1,48 @@
+<?php
+/**
+*
+* NOTICE OF LICENSE
+*
+* This source file is subject to the Apache License, Version 2.0
+* that is bundled with this package in the file LICENSE.
+* It is also available through the world-wide-web at this URL:
+* http://www.apache.org/licenses/LICENSE-2.0
+*
+*  @author    presta.studio
+*  @copyright Copyright (c) 2023 presta.studio
+*  @license   http://www.apache.org/licenses/LICENSE-2.0  Apache License, Version 2.0
+*/
+
+class OmnibusEuFreeCronModuleFrontController extends ModuleFrontController
+{
+    /** @var bool If set to true, will be redirected to authentication page */
+    public $auth = false;
+
+    /** @var bool */
+    public $ajax;
+
+    public function display()
+    {
+        $this->ajax = 1;
+
+        if (Configuration::get('OMNIBUSEUFREE_CRON_STATUS', null, null, null, 2) == 1 && Tools::getIsset('token') && Tools::getIsset('type')) {
+            if (Configuration::get('OMNIBUSEUFREE_CRON_TOKEN') == Tools::getValue('token')) {
+                $type = (int) Tools::getValue('type');
+
+                if ($type == 1) {
+                    $Omnibus = new OmnibusEuFree;
+                    $InsertDataCounter = $Omnibus->insertAllProductsToOmnibusTable();
+                    PrestaShopLogger::addLog('[CRON] Omnibus Directive module by presta.studio - Updated price history. Number of products checked: ' . $InsertDataCounter);
+                    echo 'Inserted records: ' . $InsertDataCounter;
+                }
+
+                if ($type == 2) {
+                    $Omnibus = new OmnibusEuFree;
+                    $OldDataCounter = $Omnibus->removeOldDataFromOmnibusTable();
+                    PrestaShopLogger::addLog('[CRON] Omnibus Directive module by presta.studio - Deleted old data. Number of records deleted in database: ' . $OldDataCounter);
+                    echo 'Deleted old records: ' . $OldDataCounter;
+                }
+            }
+        }
+    }
+}