879c09f6d3
- domain: add comprehensive PackageService and SettlementService tests
- handler: fix alert_handler_test mock audit store signature
- invariants_test.go: add CheckAccountDelete/Activate tests
- settlement_test.go: add Withdraw, Cancel, List, GetByID tests
- package_test.go: add Clone, BatchUpdatePrice tests
Coverage improvements:
- domain: 40.7% -> 71.2%
- middleware: 80.4%
- audit/handler: 79.6%
- audit/service: 83.0%
Fixes:
- mockAuditStore interface signature (interface{} -> audit.Event)
- newMockAccountStore syntax error
- Unlist test expects PackageStatusExpired not SoldOut