refactor(websocket): 重构 WebSocket 相关代码

Administrator

2025-08-14 b224c081c0e21dad51f0f628d5c1fbfd4245cddd

 src/main/java/cc/mrbird/febs/mall/dto/AdminIndexVideoDto.java

@@ -5,4 +5,6 @@
@Data
public class AdminIndexVideoDto {
    private String videoUrl;
    private String pngUrl;
    private String timeStop;
}