修改航线文件重命名报错，增加图片缩略图，完善喊话功能

rain

2024-07-15 e567c76939c6516b4146aa6a554d95c0bcb4f078

 src/main/java/com/dji/sample/manage/model/receiver/NetworkStateReceiver.java

@@ -14,5 +14,5 @@

    private Integer quality;

    private float rate;
    private Float rate;
}