2025-12-11 zwy DeviceDTO对象为空，没有从redis中读取到设备信息。增加判断

zhaowenyu

2025-12-11 fb7f969fc9999d4fc4e74107f1b654bf21a84a09

 ard-sample/src/main/java/com/ard/sample/manage/model/receiver/OsdGatewayReceiver.java

@@ -25,6 +25,7 @@

    private Integer transmissionSignalQuality;

    @JsonProperty("live_status")
    private LiveStatusReceiver liveStatus;

    private WirelessLinkStateReceiver wirelessLinkState;