refactor(VoucherPrintServiceImpl):优化小票打印内容与格式- 更新小票内容描述，使其更加准确

- 调整小票格式，使布局更合理
- 增加赠品兑换码相关提示
- 优化已存在打印记录的处理逻辑

src/main/java/com/ycwl/basic/pricing/service/impl/VoucherPrintServiceImpl.java

@@ -92,6 +92,7 @@ public class VoucherPrintServiceImpl implements VoucherPrintService {
             
             if (existingRecord != null) {
                 log.info("找到已存在的打印记录，返回该记录: {}", existingRecord.getId());
+                existingRecord.setCode(existingRecord.getVoucherCode());
                 return buildResponse(existingRecord);
             }
             
@@ -225,15 +226,16 @@ public class VoucherPrintServiceImpl implements VoucherPrintService {
         content += "拍摄日期：";
         content += sdf.format(new Date());
         content += "<BR>";
-        content += "大片内容：包含Vlog、打卡录像与<BR>";
-        content += "          精选照片<BR><BR>";
+        content += "大片内容：包含精剪Vlog、打卡录像<BR>";
+        content += "          与精选照片<BR><BR>";
         content += "<QR>"+urlLink+"</QR>";
         content += "<CB>游后微信扫码领取</CB>";
         content += "<C>精彩指数:★★★★★</C><BR>";
         content += "━━━━━━━━━━━━━━━━<BR>";
         content += "<CB>"+record.getVoucherCode()+"</CB>";
-        content += "<C>赠品码</C>";
+        content += "<C>赠品兑换码</C>";
         content += "<C>有效期："+sdf2.format(new Date())+"</C>";
         FeiETicketPrinter.doPrint("550519002", content, 1);
+        // 小票配对码、赠品兑换码、抵扣兑换码
     }
 }