Log album name and id in normalization task

Filename of the concat file is now the same as the album id.
Temp file gets deleted even if LUFS calculation failed

Emby.Server.Implementations/ScheduledTasks/Tasks/AudioNormalizationTask.cs

@@ -106,13 +106,20 @@ public partial class AudioNormalizationTask : IScheduledTask
                     continue;
                 }
 
-                var tempFile = Path.Join(_configurationManager.GetTranscodePath(), Guid.NewGuid() + ".concat");
+                _logger.LogInformation("Calculating LUFS for album: {Album} with id: {Id}", a.Name, a.Id);
+                var tempFile = Path.Join(_configurationManager.GetTranscodePath(), a.Id + ".concat");
                 var inputLines = albumTracks.Select(x => string.Format(CultureInfo.InvariantCulture, "file '{0}'", x.Path.Replace("'", @"'\''", StringComparison.Ordinal)));
                 await File.WriteAllLinesAsync(tempFile, inputLines, cancellationToken).ConfigureAwait(false);
-                a.LUFS = await CalculateLUFSAsync(
-                    string.Format(CultureInfo.InvariantCulture, "-f concat -safe 0 -i \"{0}\"", tempFile),
-                    cancellationToken).ConfigureAwait(false);
-                File.Delete(tempFile);
+                try
+                {
+                    a.LUFS = await CalculateLUFSAsync(
+                        string.Format(CultureInfo.InvariantCulture, "-f concat -safe 0 -i \"{0}\"", tempFile),
+                        cancellationToken).ConfigureAwait(false);
+                }
+                finally
+                {
+                    File.Delete(tempFile);
+                }
             }
 
             _itemRepository.SaveItems(albums, cancellationToken);