修改缓存刷新

fill-manager/src/main/java/com/mortals/xhx/common/utils/WordUtil.java

@@ -106,7 +106,7 @@ public class WordUtil {
             log.info("转换结束，开始拼接图片:{}",pageCount);
             BufferedImage mergeImage = mergeImage(false, imageList);
 
-            ImageIO.write(mergeImage, "jpg", file);
+            ImageIO.write(mergeImage, "png", file);
             // 转换结束后时间
 /*            doc.save(jpegPath);*/
             doc.cleanup();