fix(corporate-bank-account-payment-order): 恢复制单表头富文本并标识行号

server/tests/unit/services/paymentOrderXls.test.js

@@ -82,7 +82,7 @@ describe("payment order BIFF8 generator", () => {
   });
 
   it("validates customer serial length and character set without truncation", () => {
-    expect(buildCustomerSerial("PB-20260802-002", 1)).toBe("PB-20260802-002-001");
+    expect(buildCustomerSerial("PB-20260802-002", 1)).toBe("PB-20260802-002-R001");
     expect(() => buildCustomerSerial("pb invalid", 1)).toThrow(PaymentOrderXlsError);
     expect(() => buildCustomerSerial("PB-123456789012345678901234567890", 1)).toThrow(PaymentOrderXlsError);
   });