fix: 文件写入失败增加日志打印

service-base/src/main/java/com/simuwang/base/common/util/EmailUtil.java

@@ -177,7 +177,7 @@ public class EmailUtil {
                         String contentType = part.getContentType();
                         if(contentType.indexOf("charset=") != -1){
                             contentType = contentType.substring(contentType.indexOf("charset=")+8,contentType.length());
-                            FileUtil.writeFile(new File(savePath), partContent.toString(),contentType);
+                            FileUtils.write(new File(savePath), partContent.toString(),contentType.toUpperCase());
                         }else{
                             FileUtil.writeFile(savePath, partContent.toString());
                         }