Changes on packages

backend/Core/Musify.Application/Tracks/CreateTrack.cs

@@ -35,7 +35,7 @@ namespace Musify.Application.Tracks
         {
             var user = await database.Users
                 .SingleOrDefaultAsync(u => u.Id == request.UserId, cancellationToken);
-            if (user is null)
+            if (user == null)
             {
                 logger.LogWarning("User {UserId} not found", request.UserId);
                 return Error.NotFound(description: $"User {request.UserId} not found");

backend/Core/Musify.Application/Tracks/DeleteTrack.cs

@@ -23,7 +23,7 @@ namespace Musify.Application.Tracks
         public async ValueTask<ErrorOr<Success>> Handle(DeleteTrackCommand request, CancellationToken cancellationToken)
         {
             var track = await database.Tracks.SingleOrDefaultAsync(t => t.Id == request.TrackId, cancellationToken);
-            if (track is null)
+            if (track == null)
             {
                 logger.LogInformation("Track {TrackId} not found", request.TrackId);
                 return Error.NotFound();

backend/Core/Musify.Application/Tracks/GetTrackById.cs

@@ -21,7 +21,7 @@ namespace Musify.Application.Tracks
                 .Select(t => new { Track = t, ListensCount = t.ListeningHistories.Count })
                 .SingleOrDefaultAsync(cancellationToken);
 
-            if (entity is null)
+            if (entity == null)
                 return Error.NotFound();
 
             return TrackApplicationResponse.FromEntity(entity.Track, entity.ListensCount);

backend/Core/Musify.Application/Tracks/GetTrackStream.cs

@@ -23,7 +23,7 @@ namespace Musify.Application.Tracks
     {
         public async ValueTask<ErrorOr<TrackStreamResponse>> Handle(GetTrackStreamQuery request, CancellationToken cancellationToken)
         {
-            if (request.UserId is null && !playbackConfiguration.AllowAnonymousListening)
+            if (request.UserId == null && !playbackConfiguration.AllowAnonymousListening)
                 return Error.Unauthorized(description: "Sign in to stream music, or ask an administrator to enable anonymous listening.");
 
             var track = await database.Tracks.AsNoTracking()