feat: Add Transport module with repository, controller, and views

- Implemented TransportRepository for managing transport data with methods for listing, finding, saving, and retrieving transport costs.
- Created ShopTransportController to handle transport-related actions, including listing, editing, and saving transports.
- Added views for transport management: transports list and transport edit forms.
- Introduced JavaScript for responsive tabs in transport edit view.
- Updated testing suite with comprehensive unit tests for TransportRepository and ShopTransportController.
- Increased test coverage with new assertions and scenarios for transport functionalities.

admin/templates/shop-transport/transport-edit-custom-script.php

@@ -0,0 +1,12 @@
+<script type="text/javascript">
+  $(function() {
+    disable_menu();
+
+    $('#settings-tabs').easyResponsiveTabs({
+      width: 'auto',
+      fit: true,
+      tabidentify: 'settings-tabs',
+      type: 'vertical'
+    });
+  });
+</script>