fix(ocr批量入库)

1、新增ocr识别批量入库功能

src/main/java/com/accounting/dto/BatchBillRequest.java

@@ -0,0 +1,19 @@
+package com.accounting.dto;
+
+import jakarta.validation.Valid;
+import jakarta.validation.constraints.NotEmpty;
+import java.util.List;
+
+public class BatchBillRequest {
+    @NotEmpty(message = "账单列表不能为空")
+    @Valid
+    private List<BillRequest> bills;
+
+    public List<BillRequest> getBills() {
+        return bills;
+    }
+
+    public void setBills(List<BillRequest> bills) {
+        this.bills = bills;
+    }
+}