feat(common): 优化文件预览接口实现及文件压缩功能

chenhj

2026-04-22 55a16a2b0144c30277c7ac01712f347eedfaab41

 src/main/java/com/ruoyi/common/utils/ExceptionUtil.java

@@ -18,8 +18,7 @@
    {

        StringWriter sw = new StringWriter();

        e.printStackTrace(new PrintWriter(sw, true));

        String str = sw.toString();

        return str;

        return sw.toString();

    }



    public static String getRootErrorMessage(Exception e)