- Enhanced UnifiedExceptionFilter to handle ZodValidationException, extracting field errors for better user feedback.
- Updated WhmcsRequestQueueService and WhmcsHttpClientService to use logger.warn for non-critical errors, improving log clarity.
- Introduced Redis-backed caching in JapanPostFacade for postal code lookups, reducing redundant API calls.
- Refactored address handling in AddressWriterService to deduplicate concurrent Japan Post lookups, optimizing API usage.
- Improved error parsing in various forms and hooks to provide clearer error messages and field-specific feedback.
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