Added playing song info view and view model.

Harmonia.Core/Scanner/AudioFileScanner.cs

@@ -60,7 +60,7 @@ public class AudioFileScanner(IAudioEngine audioEngine, ITagResolver tagResolver
     public async Task<Song[]> GetSongsFromPathAsync(string path, CancellationToken cancellationToken)
     {
         FileInfo[] fileInfoList = GetAllFilesFromDirectory(path);
-        string[] fileNames = [.. fileInfoList.Select(x => x.FullName)];
+        string[] fileNames = [.. fileInfoList.Select(x => x.FullName).OrderBy(x => x)];
 
         return await GetSongsAsync(fileNames, cancellationToken);
     }