Update deps

src/views.rs

@@ -25,7 +25,7 @@ pub async fn download(
 
     let download_result = match book_download(source_id, remote_id, file_type.as_str()).await {
         Ok(v) => v,
-        Err(err) => {
+        Err(_) => {
             return Err((StatusCode::NO_CONTENT, "Can't download!".to_string()))
         },
     };