更新媒体文件存入，将源文件、水印文件、缩略图分离

rain

2024-07-23 636b54a1e782c2662d6163269093da7d5368664e

 src/main/java/com/dji/sample/component/mqtt/model/TopicConst.java

@@ -34,4 +34,9 @@

    public static final String REGEX_SN = "[A-Za-z0-9]+";

    public static final String DRC = "/drc";

    public static final String UP = "/up";

    public static final String DOWN = "/down";
}