fix

Service/SmartHandleService.cs

@@ -24,6 +24,10 @@ public class SmartHandleService(
             // 获取指定ID的账单（作为样本）
             var sampleRecords = await transactionRepository.GetByIdsAsync(transactionIds);
 
+            sampleRecords = sampleRecords
+                .Where(x => string.IsNullOrEmpty(x.Classify))
+                .ToArray();
+
             if (sampleRecords.Length == 0)
             {
                 // await WriteEventAsync("error", "找不到指定的账单");