Merge remote-tracking branch 'origin/ht-dev' into ht-dev

aix

2024-07-30 249d316e0b8c79b71b779b5716bc488e1d08a9b3

 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";
}