- Add SystemWithdrawalApplicationService to handle system account transfers
- Add SystemWithdrawalController with endpoints for request, query, and account listing
- Add SystemWithdrawalStatusHandler to process blockchain confirmation/failure events
- Add SystemWithdrawalRequestedHandler in blockchain-service to execute ERC20 transfers
- Add getUserByAccountSequence endpoint in identity-service for user lookup
- Support dynamic memo generation based on actual source account name
- Dual-sided ledger entries for system account transfers
🤖 Generated with [Claude Code](https://claude.com/claude-code)
Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>
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