- Changed super admin detection from role-based to `is_super_admin` flag in AdminUser model
- Added `requireDefaultAdminSiteId()` method to throw validation error when no integration site exists
- Enhanced site deletion to migrate platform role bindings to fallback site and auto-delete site-specific admin accounts
- Made agent line code optional with auto-generation fallback using `{site_code}-agent-{counter}` format
- Implement error handling for skipped settlement runs in DrawSettlementRunController, returning appropriate error messages based on draw status.
- Add validation in DrawPublishService to ensure draws are ready for publication, rejecting outdated result batches.
- Update SettlementBatchWorkflowService to revert ticket statuses upon settlement rejection and restore jackpot pool amounts.
- Refactor LotteryTransferService to improve transaction handling for transfer order reconciliation, ensuring idempotency during reversals.
- Add multi-language support for new error messages related to settlement processes.