feat(localization): add Locale class for number and price formatting

- Introduced a new Locale class to handle localization features such as number and price formatting.
- Implemented methods for formatting numbers and prices according to locale rules.
- Added error handling for missing price specifications and null values in price formatting.
- Enhanced the constructor to initialize locale code, number specifications, and price specifications.

fix(logs): address configuration entry not found and client authentication errors

- Resolved issues related to missing configuration entries for shop UUID.
- Handled errors related to invalid client authentication during token refresh attempts.

config/defines.inc.php

@@ -26,7 +26,7 @@
 
 /* Debug only */
 if (!defined('_PS_MODE_DEV_')) {
-  if ( $_SERVER['REMOTE_ADDR'] == '91.189.216.43' )
+  if ( $_SERVER['REMOTE_ADDR'] == '79.191.192.174' )
     define('_PS_MODE_DEV_', false);
   else
     define('_PS_MODE_DEV_', false );