Changes

backend/Core/Musify.Application/Albums/AddTracksToAlbum.cs

@@ -9,7 +9,6 @@ using Musify.Domain.ValueObjects;
 
 namespace Musify.Application.Albums
 {
-    /// <summary>Appends your own tracks to an album in the given order, skipping the ones it already has.</summary>
     public record AddTracksToAlbumCommand(long UserId, Guid AlbumId, IReadOnlyList<Guid> TrackIds)
         : ICommand<ErrorOr<Success>>;
 
@@ -50,7 +49,6 @@ namespace Musify.Application.Albums
             if (toAdd.Count == 0)
                 return Result.Success;
 
-            // Album track numbers are user-visible, so they start at 1.
             var nextTrackNumber = (await database.AlbumHasTracks
                 .Where(link => link.AlbumId == request.AlbumId)
                 .MaxAsync(link => (int?)link.TrackNumber, cancellationToken) ?? 0) + 1;

backend/Core/Musify.Application/Albums/UpdateAlbum.cs

@@ -30,7 +30,6 @@ namespace Musify.Application.Albums
             var album = found.Value;
             var title = request.Title.Trim();
 
-            // This is a full replace of the plain fields; the picture has its own command.
             album.Title = title;
             album.NormalizedTitle = TextNormalizer.Normalize(title);
             album.Description = string.IsNullOrWhiteSpace(request.Description) ? null : request.Description.Trim();

backend/Core/Musify.Application/Albums/UpdateAlbumPicture.cs

@@ -13,7 +13,6 @@ using Musify.Domain.ValueObjects;
 
 namespace Musify.Application.Albums
 {
-    /// <summary>Replaces an album's picture with a previously uploaded image; the plain fields are untouched.</summary>
     public record UpdateAlbumPictureCommand(long UserId, Guid AlbumId, Guid PictureIntentId)
         : ICommand<ErrorOr<AlbumApplicationResponse>>;
 

backend/Core/Musify.Application/Configuration/Pictures.cs

@@ -83,7 +83,6 @@ namespace Musify.Application.Configuration
 
     public static class PictureSizeParser
     {
-        /// <summary>Parses the <c>size</c> query value; anything unknown means <see cref="PictureSize.Medium"/>.</summary>
         public static PictureSize Parse(string? value) =>
             Enum.TryParse<PictureSize>(value, ignoreCase: true, out var size) && Enum.IsDefined(size)
                 ? size

backend/Core/Musify.Application/Contracts/IStorageService.cs

@@ -2,7 +2,6 @@ namespace Musify.Application.Contracts
 {
     public interface IStorageService
     {
-        /// <summary>Opens an object for reading, or returns null when it does not exist.</summary>
         public Task<Stream?> GetFileAsync(string bucket, string key, CancellationToken cancellationToken);
 
         public Task<ObjectMetaData?> HeadObjectAsync(string bucket, string key, CancellationToken cancellationToken);

backend/Core/Musify.Application/Likes/ToggleTrackLike.cs

@@ -44,7 +44,6 @@ namespace Musify.Application.Likes
                 nowLiked = true;
             }
 
-            // A concurrent double click can hit the unique index; the outcome is already in place, so treat it as a no-op.
             var saved = await database.TrySaveChangesAsync(
                 AppErrors.Conflict("TrackLike.Duplicate", "Track is already liked."), cancellationToken);
             if (saved.IsError)

backend/Core/Musify.Application/Pictures/GetCover.cs

@@ -60,7 +60,6 @@ namespace Musify.Application.Pictures
                 _ => source.Medium
             };
 
-            // The resized files only exist once processing has finished; until then serve the original.
             var (name, key) = !string.IsNullOrEmpty(resizedName)
                 ? (resizedName, routes.BuildPicturePath(request.Size, resizedName))
                 : !string.IsNullOrEmpty(source.Original)

backend/Core/Musify.Application/Pictures/PictureSourceChange.cs

@@ -7,7 +7,6 @@ using Musify.Domain.ValueObjects;
 
 namespace Musify.Application.Pictures
 {
-    /// <summary>What an album or playlist needs to switch to a freshly uploaded picture.</summary>
     public sealed record PreparedPicture(UploadIntent Intent, EntityPictures Pictures, string FinalKey, ImageSizes Sizes);
 
     public static class PictureSourceChange

backend/Core/Musify.Application/PlayLists/AddAlbumToPlayList.cs

@@ -11,7 +11,6 @@ using Musify.Domain.ValueObjects;
 
 namespace Musify.Application.PlayLists
 {
-    /// <summary>Appends every track of an album to a playlist in album order, skipping the ones it already has.</summary>
     public record AddAlbumToPlayListCommand(long UserId, Guid PlayListId, Guid AlbumId)
         : ICommand<ErrorOr<AddAlbumToPlayListResponse>>;
 
@@ -54,7 +53,6 @@ namespace Musify.Application.PlayLists
             if (newTrackIds.Count == 0)
                 return new AddAlbumToPlayListResponse(0);
 
-            // Playlist positions are internal indexes, so they start at 0.
             var nextPosition = existingTrackIds.Count > 0
                ? await playListTracksQuery.MaxAsync(link => link.Position, cancellationToken) + 1
                 : 0;

backend/Core/Musify.Application/PlayLists/AddTracksToPlayList.cs

@@ -9,7 +9,6 @@ using Musify.Domain.ValueObjects;
 
 namespace Musify.Application.PlayLists
 {
-    /// <summary>Appends tracks to a playlist in the given order, skipping the ones it already has.</summary>
     public record AddTracksToPlayListCommand(long UserId, Guid PlayListId, IReadOnlyList<Guid> TrackIds)
         : ICommand<ErrorOr<Success>>;
 
@@ -46,7 +45,6 @@ namespace Musify.Application.PlayLists
             if (toAdd.Count == 0)
                 return Result.Success;
 
-            // Playlist positions are internal indexes, so they start at 0.
             var playListTracksQuery = database.PlayListHasTracks
                 .Where(link => link.PlayListId == request.PlayListId);
 

backend/Core/Musify.Application/PlayLists/UpdatePlayList.cs

@@ -30,7 +30,6 @@ namespace Musify.Application.PlayLists
 
             var playList = found.Value;
 
-            // This is a full replace of the plain fields; the picture has its own command.
             playList.Name = request.NewName.Trim();
             playList.NormalizedName = TextNormalizer.Normalize(request.NewName);
             playList.Description = string.IsNullOrWhiteSpace(request.NewDescription) ? null : request.NewDescription.Trim();

backend/Core/Musify.Application/PlayLists/UpdatePlayListPicture.cs

@@ -13,7 +13,6 @@ using Musify.Domain.ValueObjects;
 
 namespace Musify.Application.PlayLists
 {
-    /// <summary>Replaces a playlist's picture with a previously uploaded image; the plain fields are untouched.</summary>
     public record UpdatePlayListPictureCommand(long UserId, Guid PlayListId, Guid PictureIntentId)
         : ICommand<ErrorOr<PlayListApplicationResponse>>;
 

backend/Core/Musify.Application/Services/TrackStreamIssuer.cs

@@ -4,7 +4,6 @@ using Musify.Application.Tracks.Responses;
 
 namespace Musify.Application.Services
 {
-    /// <summary>Builds the stream URL and signed ticket for a processed track. It never touches the database.</summary>
     public sealed class TrackStreamIssuer(
         IStreamTicketService ticketService,
         TrackConfiguration trackConfiguration,

backend/Core/Musify.Application/Services/UploadIntentIssuer.cs

@@ -24,7 +24,6 @@ namespace Musify.Application.Services
         string ContentType,
         string UploadUrl);
 
-    /// <summary>Issues pre-signed upload URLs and the upload intents that track them, checking the user quota first.</summary>
     public sealed class UploadIntentIssuer(
         IDatabase database,
         IStorageService storageService,

backend/Core/Musify.Application/Shared/OwnershipExtensions.cs

@@ -7,10 +7,6 @@ namespace Musify.Application.Shared
 {
     public static class OwnershipExtensions
     {
-        /// <summary>
-        /// Loads an active, tracked entity owned by <paramref name="userId"/>: NotFound when it is missing
-        /// or not active, Forbidden when someone else owns it.
-        /// </summary>
         public static async Task<ErrorOr<T>> FindOwnedAsync<T>(
             this DbSet<T> set, Guid id, long userId, CancellationToken cancellationToken)
             where T : class, IOwnedEntity, IHasLifeCycle

backend/Core/Musify.Application/Shared/Pagination.cs

@@ -18,7 +18,6 @@ namespace Musify.Application.Shared
 
     public static class PaginationExtensions
     {
-        /// <summary>Counts and pages the same (already filtered, ordered and projected) query.</summary>
         public static async Task<PaginatedResponse<T>> ToPaginatedAsync<T>(
             this IQueryable<T> query, PageRequest page, CancellationToken cancellationToken)
         {

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

@@ -13,7 +13,6 @@ using Musify.Domain.ValueObjects;
 
 namespace Musify.Application.Tracks
 {
-    /// <summary>Starts a listen: records it for signed-in users and issues the stream ticket.</summary>
     public record StartListeningCommand(Guid TrackId, long? UserId)
         : ICommand<ErrorOr<TrackStreamResponse>>;
 

backend/Core/Musify.Application/UploadIntents/DeleteStaleTempUploads.cs

@@ -5,7 +5,6 @@ using Musify.Application.Contracts;
 
 namespace Musify.Application.UploadIntents
 {
-    /// <summary>Deletes temporary upload objects that nobody claimed within the retention window.</summary>
     public record DeleteStaleTempUploadsCommand : ICommand<int>;
 
     public class DeleteStaleTempUploadsCommandHandler(

backend/Core/Musify.Application/UploadIntents/ExpireUploadIntents.cs

@@ -7,7 +7,6 @@ using Musify.Domain.ValueObjects;
 
 namespace Musify.Application.UploadIntents
 {
-    /// <summary>Marks overdue upload intents as expired and deletes the ones expired for longer than the retention window.</summary>
     public record ExpireUploadIntentsCommand : ICommand<int>;
 
     public class ExpireUploadIntentsCommandHandler(

backend/Core/Musify.Application/Users/FollowUser.cs

@@ -38,7 +38,6 @@ namespace Musify.Application.Users
                 FollowedId = request.FollowedId
             }, cancellationToken);
 
-            // A concurrent double click can hit the unique index; already following is a successful no-op.
             var saved = await database.TrySaveChangesAsync(
                 AppErrors.Conflict("UserFollow.Duplicate", "Already following this user."), cancellationToken);
             if (saved.IsError)