优化websocket断开时用户ID为null

liusuyi

2025-10-18 937d3cfacde345b355cf30b1d0a08ea91ed0bc67

 ard-common/src/main/java/com/ard/common/utils/file/MimeTypeUtils.java

@@ -36,7 +36,12 @@
            // 视频格式
            "mp4", "avi", "rmvb",
            // pdf
            "pdf" };
            "pdf",
            // kmz
            "kmz",
            // glb
            "glb"
    };

    public static String getExtension(String prefix)
    {