实现租客成长等级并优化展示

backend/internal/database/test_helper.go

@@ -51,6 +51,7 @@ func MigrateRentalTransactionTestSchema(db *gorm.DB) error {
 	}
 	return db.AutoMigrate(
 		&model.RentalOrder{},
+		&model.SystemConfig{},
 		&model.PaymentOrder{},
 		&model.Notification{},
 		&model.AdminNotification{},
@@ -58,6 +59,7 @@ func MigrateRentalTransactionTestSchema(db *gorm.DB) error {
 		&model.OrderCheckout{},
 		&model.WalletAccount{},
 		&model.WalletLedger{},
+		&model.RenterGrowthLedger{},
 		&model.AuditLog{},
 		&model.ChatConversation{},
 		&model.ChatParticipant{},