Make video loading dynamic.

backend/exposition/src/video/handler.rs

@@ -28,7 +28,6 @@ pub async fn get_video_stream(
 ) -> impl Responder {
     let video_result = video_service.get_video_stream(video_id.into_inner());
 
-
     match video_result {
         Ok(video) => {
             if let Some(tokio_video_file) = video.file.as_any().downcast_ref::<TokioVideoFile>() {
@@ -39,11 +38,12 @@ pub async fn get_video_stream(
                     Ok(file) => HttpResponse::Ok()
                         .content_type("application/octet-stream")
                         .streaming(async_stream::stream! {
-                        let mut stream = FramedRead::new(file, BytesCodec::new());
-                        while let Some(chunk) = stream.next().await {
-                            yield chunk.map(|bytes| bytes.freeze());
-                        }
-                    }),
+                            let file = tokio::fs::File::from_std(file);
+                            let mut stream = FramedRead::new(file, BytesCodec::new());
+                            while let Some(chunk) = stream.next().await {
+                                yield chunk.map(|bytes| bytes.freeze());
+                            }
+                        }),
                     Err(_) => HttpResponse::InternalServerError().body("Failed to clone video file")
                 }