2025-03-17 - version 1.5.3
* Add - Introduced a new admin setting to customize the "Purchase Order Number" field label.
* Fix - Improved consistency in admin UI element text.
* Fix - Corrected JavaScript translatable strings using JSON files.
* Fix - Refined i18n implementation for compatibility with WordPress standards.
* Dev - Bump WooCommerce "tested up to" version 9.8.
* Dev - Bump WooCommerce minimum supported version to 9.6.
* Dev - Updated `makepot` script to use `wp i18n` for JSON translation files, removing `node-wp-i18n` dependency.
* Dev - Enhanced E2E test reliability for PO number updates in the admin order screen.
* Dev - Add the WordPress Plugin Check GitHub Action and fix all errors it found.