* Feature - Include the WooCommerce product categories in the catalog data feeds.

* Feature - Added tool for clearing all cached Instagram images used in the product hashtags.

* Tweak - Tested compatibility with WC 6.8.

* Feature - Added option to interrupt the process of updating a catalog data feed.

* Tweak - Add a default description to the products without any description when generating the catalog data feeds.

* Tweak - Selecting a Facebook Page on the settings page is no longer required for using the product catalogs.

* Tweak - Hide the settings related to the product hashtags when there is no Facebook Page selected.

* Tweak - Moved the product catalogs settings to an upper position in the form.

* Tweak - Renamed the settings section 'Shopping' to 'Product catalogs'.

* Tweak - Renamed the settings section 'Product page' to 'Product images'.

* Tweak - Renamed the column 'Downloads' to 'Data feeds' in the product catalogs table.

* Tweak - Redesigned the dialog content of the catalog data feeds.

* Tweak - Removed link to the 'Shopping' doc in the plugin list.

* Tweak - Added a link to get support in the plugin list.

* Tweak - Tested compatibility with WC 6.7.

* Fix - The 'Data feed' dialog stopped refreshing after the second AJAX request of the update process.

* Dev - Deprecated filter hook `wc_instagram_product_catalog_download_formats`.

* Tweak - Reduced to 25 the number of products to process per batch when generating a catalog file.

* Fix - Fixed the lock of the process for generating a catalog file when it's interrupted for exceeding the execution limits.

Fix - Fixed duplicated products in the catalog files when including specific products in the catalog.

Fix - Fixed fatal error when formatting a product with no price in PHP 8.0+.

* Tweak - Improved the log texts of the process for generating the catalog files.

* Tweak - Include the catalog feed URL in the System Status Report.

* Tweak - Tested compatibility with WC 6.6.

* Tweak - Tested compatibility with WP 6.0.

* Fix - Fixed the interruption of the catalog files generation when excluding products from it.

Tweak - Tested compatibility with WC 6.5.

* Tweak - Tested compatibility with WC 6.4.

* Fix - The 'Stock Quantity' option of the already created catalogs was set to zero when updating the extension from a version prior to 4.1.0.

* Fix - Fixed the interruption of the catalog files generation when the load of a product fails.

* Tweak - Improved product catalogs table in the System Status Report.

* Tweak - Include the last modified date in the catalog XML file.

* Fix - Fixed duplicated error notice on the settings page when the selected Facebook page doesn't have an Instagram account connected to it.

* Tweak - Unregister scheduled actions on plugin deactivation.

* Tweak - Unregister custom post types on plugin deactivation.

* Tweak - Tested compatibility with WC 6.3.

Feature - Include the stock quantity in the product catalogs.

* Tweak - Refresh the XML file when the catalog settings change.

* Tweak - Tested compatibility with WC 6.2.

* Dev - Don't trigger the action hook `wc_instagram_product_catalog_updated` when a catalog file status changes.

* Dev - Store the status of a catalog file as a transient instead of catalog metadata.

* Feature - Generate files for the product catalogs.

* Tweak - Process the products of a catalog in batches.

* Tweak - Reduced the load time of the product catalog feeds.

* Tweak - Improved performance when exporting a product catalog to an XML or CSV file.

* Tweak - Redirect to the settings page after creating a product catalog.

* Tweak - Product catalogs are no longer sortable in the settings table.

* Tweak - Delete a product catalog on the settings page without the need to save the settings.

* Tweak - Replaced deprecated jQuery functions.

* Tweak - Clear cache after removing the plugin data on uninstalling.

* Tweak - Updated documentation links.

* Tweak - Tested compatibility with WC 6.1.

* Tweak - Tested compatibility with WP 5.9.

* Dev - Allow querying products from a catalog.

* Dev - Store the product catalogs in the WP Posts table as a Custom Post Type.

* Dev - Use a WC background process to handle the plugin updates.

* Dev - Use a trait instead of a class for implementing the Singleton pattern.

* Dev - Dropped deprecated plugin code up to version 3.6.

* Dev - Dropped classes `WP_Async_Request` and `WP_Background_Process` from core.

* Dev - Updated the minimum requirements to WC 3.5, WP 4.7, and PHP 5.4.

Tweak - Tested compatibility with WC 6.0.

* Feature - Include additional information such as color, size, gender, etc. in the product catalogs.

* Tweak - Tested compatibility with WC 5.9.

* Dev - Deprecated filter hook `woocommerce_instagram_google_product_categories` in favor of `wc_instagram_google_product_categories`.

* Dev - Updated Instagram Graph API version to v12.0.

* Tweak - Tested compatibility with WC 5.8.

* Tweak - Added plugin info to the WooCommerce System Status Report.

* Tweak - Tested compatibility with WC 5.7.

* Tweak - Use the product name instead of the title in the content displayed on the product page.

* Tweak - Tested compatibility up to WC 5.5.

* Tweak - Tested compatibility up to WP 5.8.

* Dev - Updated template `single-product/instagram.php`.