优化tcp心跳消息发送和回复

liusuyi

2025-10-22 edda44f186e4d37f3ea521a531c38b3f0a43e5a9

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

@@ -38,7 +38,10 @@
            // pdf
            "pdf",
            // kmz
            "kmz"};
            "kmz",
            // glb
            "glb"
    };

    public static String getExtension(String prefix)
    {