chore: remove redundant comments and update donor list

android/app/src/main/kotlin/com/zarz/spotiflac/MainActivity.kt

@@ -163,10 +163,6 @@ class MainActivity: FlutterFragmentActivity() {
             "sm-t225",
             "hammerhead",
         )
-        /**
-         * Check if device should use Skia instead of Impeller.
-         * Returns true for devices with old/problematic GPUs or old Android versions.
-         */
         private fun shouldDisableImpeller(): Boolean {
             val hardware = Build.HARDWARE.lowercase(Locale.ROOT)
             val board = Build.BOARD.lowercase(Locale.ROOT)
@@ -215,7 +211,6 @@ class MainActivity: FlutterFragmentActivity() {
         }
 
     /**
-     * Try to get GPU renderer string.
      * Note: This may return empty on some devices before OpenGL context is created.
      */
         private fun getGpuRenderer(): String {

go_backend/ape_tags.go

@@ -80,13 +80,11 @@ func readAPETagAtOffset(f *os.File, fileSize, footerOffset int64) (*APETag, erro
 		return nil, fmt.Errorf("invalid footer offset")
 	}
 
-	// Read the 32-byte footer/header
 	footer := make([]byte, apeTagHeaderSize)
 	if _, err := f.ReadAt(footer, footerOffset); err != nil {
 		return nil, fmt.Errorf("failed to read APE footer: %w", err)
 	}
 
-	// Verify preamble
 	if string(footer[0:8]) != apeTagPreamble {
 		return nil, fmt.Errorf("APE preamble not found")
 	}
@@ -96,7 +94,6 @@ func readAPETagAtOffset(f *os.File, fileSize, footerOffset int64) (*APETag, erro
 	itemCount := binary.LittleEndian.Uint32(footer[16:20])
 	flags := binary.LittleEndian.Uint32(footer[20:24])
 
-	// Sanity checks
 	if version != apeTagVersion2 && version != 1000 {
 		return nil, fmt.Errorf("unsupported APE tag version: %d", version)
 	}
@@ -113,7 +110,6 @@ func readAPETagAtOffset(f *os.File, fileSize, footerOffset int64) (*APETag, erro
 		return nil, fmt.Errorf("expected APE footer but found header")
 	}
 
-	// Calculate where the items data starts.
 	// tagSize includes items + footer (32 bytes), but NOT the header.
 	itemsSize := int64(tagSize) - apeTagHeaderSize
 	if itemsSize < 0 {
@@ -125,13 +121,11 @@ func readAPETagAtOffset(f *os.File, fileSize, footerOffset int64) (*APETag, erro
 		return nil, fmt.Errorf("APE tag items extend before file start")
 	}
 
-	// Read all items data
 	itemsData := make([]byte, itemsSize)
 	if _, err := f.ReadAt(itemsData, itemsOffset); err != nil {
 		return nil, fmt.Errorf("failed to read APE items: %w", err)
 	}
 
-	// Parse individual items
 	items, err := parseAPEItems(itemsData, int(itemCount))
 	if err != nil {
 		return nil, fmt.Errorf("failed to parse APE items: %w", err)
@@ -167,9 +161,8 @@ func parseAPEItems(data []byte, count int) ([]APETagItem, error) {
 		}
 
 		key := string(data[pos:keyEnd])
-		pos = keyEnd + 1 // skip null terminator
+		pos = keyEnd + 1
 
-		// Read value
 		if pos+valueSize > len(data) {
 			break
 		}
@@ -190,19 +183,16 @@ func parseAPEItems(data []byte, count int) ([]APETagItem, error) {
 // If the file already has APEv2 tags, they are replaced.
 // The tag is written with both header and footer.
 func WriteAPETags(filePath string, tag *APETag) error {
-	// First, read existing file to find and strip any existing APE tag
 	existingSize, err := findExistingAPETagSize(filePath)
 	if err != nil {
 		return fmt.Errorf("failed to check existing APE tag: %w", err)
 	}
 
-	// Build the new tag data
 	tagData, err := marshalAPETag(tag)
 	if err != nil {
 		return fmt.Errorf("failed to marshal APE tag: %w", err)
 	}
 
-	// If there's an existing tag, we need to truncate the file first
 	if existingSize > 0 {
 		fi, err := os.Stat(filePath)
 		if err != nil {
@@ -214,7 +204,6 @@ func WriteAPETags(filePath string, tag *APETag) error {
 		}
 	}
 
-	// Append the new tag
 	f, err := os.OpenFile(filePath, os.O_WRONLY|os.O_APPEND, 0644)
 	if err != nil {
 		return fmt.Errorf("failed to open file for writing: %w", err)
@@ -243,7 +232,6 @@ func findExistingAPETagSize(filePath string) (int64, error) {
 	}
 	fileSize := fi.Size()
 
-	// Try to read footer
 	offsets := []int64{fileSize - apeTagHeaderSize}
 	if fileSize > apeTagHeaderSize+128 {
 		offsets = append(offsets, fileSize-apeTagHeaderSize-128)
@@ -263,7 +251,7 @@ func findExistingAPETagSize(filePath string) (int64, error) {
 
 		flags := binary.LittleEndian.Uint32(footer[20:24])
 		if (flags & apeTagFlagHeader) != 0 {
-			continue // This is a header, not footer
+			continue
 		}
 
 		tagSize := int64(binary.LittleEndian.Uint32(footer[12:16]))
@@ -292,7 +280,6 @@ func marshalAPETag(tag *APETag) ([]byte, error) {
 		return nil, fmt.Errorf("empty APE tag")
 	}
 
-	// Build items data
 	var itemsData []byte
 	for _, item := range tag.Items {
 		keyBytes := []byte(item.Key)
@@ -309,7 +296,7 @@ func marshalAPETag(tag *APETag) ([]byte, error) {
 		itemsData = append(itemsData, sizeBuf...)
 		itemsData = append(itemsData, flagsBuf...)
 		itemsData = append(itemsData, keyBytes...)
-		itemsData = append(itemsData, 0) // null terminator
+		itemsData = append(itemsData, 0)
 		itemsData = append(itemsData, valueBytes...)
 	}
 
@@ -322,12 +309,10 @@ func marshalAPETag(tag *APETag) ([]byte, error) {
 		version = tag.Version
 	}
 
-	// Build header
 	// flags: bit 29 = 1 (is header), bit 31 = 1 (contains header)
 	headerFlags := uint32(apeTagFlagHeader | (1 << 31))
 	header := buildAPEHeaderFooter(version, tagSize, itemCount, headerFlags)
 
-	// Build footer
 	// flags: bit 29 = 0 (is footer), bit 31 = 1 (contains header)
 	footerFlags := uint32(1 << 31)
 	footer := buildAPEHeaderFooter(version, tagSize, itemCount, footerFlags)
@@ -463,7 +448,6 @@ func AudioMetadataToAPEItems(metadata *AudioMetadata) []APETagItem {
 // the metadata fields map sent by the editor.  This is used during merge to
 // ensure that even empty (cleared) fields override old values.
 func apeKeysFromFields(fields map[string]string) map[string]struct{} {
-	// Map from fields-map key → APE tag key.
 	mapping := map[string]string{
 		"title":                 "TITLE",
 		"artist":                "ARTIST",
@@ -490,29 +474,25 @@ func apeKeysFromFields(fields map[string]string) map[string]struct{} {
 			result[strings.ToUpper(apeKey)] = struct{}{}
 		}
 	}
-	// The reader accepts both YEAR and DATE for the date field; the writer
-	// always emits "Year".  Ensure both variants are overridden so that an
-	// old "DATE" tag from another tagger is removed when the user edits date.
+	// Some fields have reader aliases that must also be cleared when the
+	// canonical key is updated (e.g. "Year" writer ↔ DATE/YEAR reader,
+	// DISC ↔ DISCNUMBER, TRACK ↔ TRACKNUMBER, "ALBUM ARTIST" ↔ ALBUMARTIST,
+	// LABEL ↔ PUBLISHER, LYRICS ↔ UNSYNCEDLYRICS).
 	if _, present := fields["date"]; present {
 		result["DATE"] = struct{}{}
 	}
-	// Similarly, DISCNUMBER is an alias for DISC in the reader.
 	if _, present := fields["disc_number"]; present {
 		result["DISCNUMBER"] = struct{}{}
 	}
-	// TRACKNUMBER is an alias for TRACK in the reader.
 	if _, present := fields["track_number"]; present {
 		result["TRACKNUMBER"] = struct{}{}
 	}
-	// ALBUMARTIST is an alias for ALBUM ARTIST in the reader.
 	if _, present := fields["album_artist"]; present {
 		result["ALBUMARTIST"] = struct{}{}
 	}
-	// PUBLISHER is an alias for LABEL in the reader.
 	if _, present := fields["label"]; present {
 		result["PUBLISHER"] = struct{}{}
 	}
-	// UNSYNCEDLYRICS is an alias for LYRICS in the reader.
 	if _, present := fields["lyrics"]; present {
 		result["UNSYNCEDLYRICS"] = struct{}{}
 	}
@@ -538,7 +518,6 @@ func MergeAPEItems(existing, newItems []APETagItem, overrideKeys map[string]stru
 		combined[strings.ToUpper(item.Key)] = struct{}{}
 	}
 
-	// Start with existing items whose keys are NOT in the combined set
 	var merged []APETagItem
 	for _, item := range existing {
 		if _, overwritten := combined[strings.ToUpper(item.Key)]; !overwritten {
@@ -546,7 +525,6 @@ func MergeAPEItems(existing, newItems []APETagItem, overrideKeys map[string]stru
 		}
 	}
 
-	// Append all new items
 	merged = append(merged, newItems...)
 
 	return merged

go_backend/deezer_download.go

@@ -62,7 +62,6 @@ func resolveDeezerTrackURL(req DownloadRequest) (string, error) {
 		return trackURL, nil
 	}
 
-	// Try SongLink
 	spotifyID := strings.TrimSpace(req.SpotifyID)
 	if spotifyID != "" && isLikelySpotifyTrackID(spotifyID) {
 		songlink := NewSongLinkClient()
@@ -82,7 +81,6 @@ func resolveDeezerTrackURL(req DownloadRequest) (string, error) {
 		}
 	}
 
-	// Try ISRC
 	isrc := strings.TrimSpace(req.ISRC)
 	if isrc != "" {
 		ctx, cancel := context.WithTimeout(context.Background(), SongLinkTimeout)

go_backend/exports.go

@@ -171,10 +171,6 @@ func applyReEnrichTrackMetadata(req *reEnrichRequest, track ExtTrackMetadata) {
 		req.SpotifyID = track.ID
 	}
 
-	if req.shouldUpdateField("basic_tags") {
-		// Title and Artist are not overwritten — they are used for search matching
-		// and should remain as the user's original values.
-	}
 	if req.shouldUpdateField("basic_tags") {
 		if track.AlbumName != "" {
 			req.AlbumName = track.AlbumName
@@ -768,8 +764,7 @@ func DownloadTrack(requestJSON string) (string, error) {
 	return string(jsonBytes), nil
 }
 
-// DownloadByStrategy routes a unified download request to the appropriate flow.
-// Routing priority: YouTube service > extension fallback > built-in fallback > direct service.
+// DownloadByStrategy routes download requests with priority: YouTube > extension fallback > built-in fallback > direct service.
 func DownloadByStrategy(requestJSON string) (string, error) {
 	var req DownloadRequest
 	if err := json.Unmarshal([]byte(requestJSON), &req); err != nil {
@@ -1067,7 +1062,6 @@ func ReadFileMetadata(filePath string) (string, error) {
 			result["copyright"] = metadata.Copyright
 			result["composer"] = metadata.Composer
 			result["comment"] = metadata.Comment
-			// ReplayGain fields
 			result["replaygain_track_gain"] = metadata.ReplayGainTrackGain
 			result["replaygain_track_peak"] = metadata.ReplayGainTrackPeak
 			result["replaygain_album_gain"] = metadata.ReplayGainAlbumGain
@@ -1214,8 +1208,7 @@ func ReadFileMetadata(filePath string) (string, error) {
 	return string(jsonBytes), nil
 }
 
-// ParseCueSheet parses a .cue file and returns JSON with split information.
-// This is called from Dart to get track listing and timing data for CUE splitting.
+// ParseCueSheet is called from Dart to get track listing and timing data for CUE splitting.
 // audioDir, if non-empty, overrides the directory used for resolving the
 // referenced audio file (useful for SAF temp file scenarios).
 func ParseCueSheet(cuePath string, audioDir string) (string, error) {
@@ -1260,9 +1253,7 @@ func ScanCueSheetForLibraryWithCoverCacheKey(cuePath, audioDir, virtualPathPrefi
 	return string(jsonBytes), nil
 }
 
-// EditFileMetadata writes metadata to an audio file.
-// For FLAC files, uses native Go FLAC library.
-// For MP3/Opus, returns the metadata map so Dart can use FFmpeg.
+// EditFileMetadata writes audio file tags: FLAC via native Go library, MP3/Opus returns map for Dart/FFmpeg.
 func EditFileMetadata(filePath, metadataJSON string) (string, error) {
 	var fields map[string]string
 	if err := json.Unmarshal([]byte(metadataJSON), &fields); err != nil {
@@ -1299,20 +1290,19 @@ func EditFileMetadata(filePath, metadataJSON string) (string, error) {
 		}
 
 		meta := &AudioMetadata{
-			Title:       fields["title"],
-			Artist:      fields["artist"],
-			Album:       fields["album"],
-			AlbumArtist: fields["album_artist"],
-			Date:        fields["date"],
-			TrackNumber: trackNum,
-			DiscNumber:  discNum,
-			ISRC:        fields["isrc"],
-			Genre:       fields["genre"],
-			Label:       fields["label"],
-			Copyright:   fields["copyright"],
-			Composer:    fields["composer"],
-			Comment:     fields["comment"],
-			// ReplayGain fields
+			Title:               fields["title"],
+			Artist:              fields["artist"],
+			Album:               fields["album"],
+			AlbumArtist:         fields["album_artist"],
+			Date:                fields["date"],
+			TrackNumber:         trackNum,
+			DiscNumber:          discNum,
+			ISRC:                fields["isrc"],
+			Genre:               fields["genre"],
+			Label:               fields["label"],
+			Copyright:           fields["copyright"],
+			Composer:            fields["composer"],
+			Comment:             fields["comment"],
 			ReplayGainTrackGain: fields["replaygain_track_gain"],
 			ReplayGainTrackPeak: fields["replaygain_track_peak"],
 			ReplayGainAlbumGain: fields["replaygain_album_gain"],
@@ -2917,7 +2907,7 @@ func CustomSearchWithExtensionJSON(extensionID, query string, optionsJSON string
 			"album_name":   track.AlbumName,
 			"album_artist": track.AlbumArtist,
 			"duration_ms":  track.DurationMS,
-			"images":       track.ResolvedCoverURL(), // Use helper to get cover URL from either field
+			"images":       track.ResolvedCoverURL(),
 			"release_date": track.ReleaseDate,
 			"track_number": track.TrackNumber,
 			"disc_number":  track.DiscNumber,

go_backend/extension_timeout.go

@@ -104,7 +104,6 @@ func RunWithTimeout(vm *goja.Runtime, script string, timeout time.Duration) (goj
 func RunWithTimeoutAndRecover(vm *goja.Runtime, script string, timeout time.Duration) (goja.Value, error) {
 	result, err := RunWithTimeout(vm, script, timeout)
 
-	// Clear any interrupt state so VM can be reused
 	if vm != nil {
 		vm.ClearInterrupt()
 	}

go_backend/logbuffer.go

@@ -51,7 +51,7 @@ func GetLogBuffer() *LogBuffer {
 		globalLogBuffer = &LogBuffer{
 			entries:        make([]LogEntry, 0, defaultLogBufferSize),
 			maxSize:        defaultLogBufferSize,
-			loggingEnabled: false, // Default: disabled for performance (user can enable in settings)
+			loggingEnabled: false,
 		}
 	})
 	return globalLogBuffer

go_backend/metadata.go

@@ -309,7 +309,6 @@ func ReadMetadata(filePath string) (*Metadata, error) {
 			metadata.Composer = getComment(cmt, "COMPOSER")
 			metadata.Comment = getComment(cmt, "COMMENT")
 
-			// ReplayGain tags
 			metadata.ReplayGainTrackGain = getComment(cmt, "REPLAYGAIN_TRACK_GAIN")
 			metadata.ReplayGainTrackPeak = getComment(cmt, "REPLAYGAIN_TRACK_PEAK")
 			metadata.ReplayGainAlbumGain = getComment(cmt, "REPLAYGAIN_ALBUM_GAIN")
@@ -350,7 +349,7 @@ func EditFlacFields(filePath string, fields map[string]string) error {
 		cmt = flacvorbis.New()
 	}
 
-	artistMode := fields["artist_tag_mode"] // may be ""
+	artistMode := fields["artist_tag_mode"]
 
 	// Mapping from fields-map key → one or more Vorbis Comment keys.
 	// Each entry is handled with set-or-clear semantics.
@@ -448,12 +447,10 @@ func EditFlacFields(filePath string, fields map[string]string) error {
 		f.Meta = append(f.Meta, &cmtBlock)
 	}
 
-	// Cover art
 	coverPath := strings.TrimSpace(fields["cover_path"])
 	if coverPath != "" && fileExists(coverPath) {
 		coverData, err := os.ReadFile(coverPath)
 		if err == nil && len(coverData) > 0 {
-			// Remove existing pictures
 			for i := len(f.Meta) - 1; i >= 0; i-- {
 				if f.Meta[i].Type == flac.Picture {
 					f.Meta = append(f.Meta[:i], f.Meta[i+1:]...)

go_backend/songlink.go

@@ -175,7 +175,6 @@ func (s *SongLinkClient) doResolveRequest(payload []byte) (map[string]songLinkPl
 		return nil, fmt.Errorf("resolve API returned success=false")
 	}
 
-	// Map resolve API keys to SongLink-compatible platform keys
 	keyMap := map[string]string{
 		"Spotify":      "spotify",
 		"Deezer":       "deezer",
@@ -509,8 +508,6 @@ func extractYouTubeIDFromURL(youtubeURL string) string {
 	return ""
 }
 
-// isNumeric is defined in library_scan.go
-
 func (s *SongLinkClient) GetDeezerIDFromSpotify(spotifyTrackID string) (string, error) {
 	availability, err := s.CheckTrackAvailability(spotifyTrackID, "")
 	if err != nil {

lib/providers/download_queue_provider.dart

@@ -2473,7 +2473,6 @@ class DownloadQueueNotifier extends Notifier<DownloadQueueState> {
       _locallyCancelledItemIds.remove(id);
     }
 
-    // Clean accumulator entry for non-completed items.
     if (item.status != DownloadStatus.completed) {
       final key = _albumRgKey(item.track);
       final accumulator = _albumRgData[key];
@@ -2499,7 +2498,6 @@ class DownloadQueueNotifier extends Notifier<DownloadQueueState> {
   }
 
   void clearCompleted() {
-    // Purge accumulator entries for failed/skipped items being removed.
     final removedItems = state.items.where(
       (item) =>
           item.status == DownloadStatus.completed ||
@@ -2760,7 +2758,6 @@ class DownloadQueueNotifier extends Notifier<DownloadQueueState> {
   }
 
   void clearFailedDownloads() {
-    // Purge accumulator entries for failed items before removing them.
     final failedItems = state.items
         .where((item) => item.status == DownloadStatus.failed)
         .toList();
@@ -2883,7 +2880,6 @@ class DownloadQueueNotifier extends Notifier<DownloadQueueState> {
     final key = _albumRgKey(track);
     final accumulator = _albumRgData[key];
     if (accumulator == null) return;
-    // Find the entry for this track and update its file path in-place.
     for (final entry in accumulator.entries) {
       if (entry.trackId == track.id) {
         entry.filePath = finalPath;
@@ -2969,7 +2965,6 @@ class DownloadQueueNotifier extends Notifier<DownloadQueueState> {
       'Album ReplayGain for "$key": gain=$albumGain, peak=$albumPeak (${validEntries.length} tracks, album LUFS=${albumLufs.toStringAsFixed(1)})',
     );
 
-    // Write album gain to every completed track file.
     for (final entry in validEntries) {
       try {
         await _writeAlbumReplayGain(entry.filePath, albumGain, albumPeak);

lib/screens/home_tab.dart

@@ -496,7 +496,6 @@ class _HomeTabState extends ConsumerState<HomeTab>
     }
   }
 
-  /// Check if live search is available (extension is set as search provider)
   bool _isLiveSearchEnabled() {
     final settings = ref.read(settingsProvider);
     final extState = ref.read(extensionProvider);
@@ -564,7 +563,6 @@ class _HomeTabState extends ConsumerState<HomeTab>
     }
   }
 
-  /// Built-in search providers that are not extensions
   static const _builtInSearchProviders = {'tidal', 'qobuz'};
 
   Future<void> _performSearch(String query, {String? filterOverride}) async {
@@ -599,7 +597,6 @@ class _HomeTabState extends ConsumerState<HomeTab>
           .read(trackProvider.notifier)
           .customSearch(searchProvider, query, options: options);
     } else if (isBuiltInProvider) {
-      // Use built-in Tidal or Qobuz search
       await ref
           .read(trackProvider.notifier)
           .search(
@@ -1122,7 +1119,7 @@ class _HomeTabState extends ConsumerState<HomeTab>
                       title: Text(
                         context.l10n.homeTitle,
                         style: TextStyle(
-                          fontSize: 20 + (14 * expandRatio), // 20 -> 34
+                          fontSize: 20 + (14 * expandRatio),
                           fontWeight: FontWeight.bold,
                           color: colorScheme.onSurface,
                         ),
@@ -1496,7 +1493,7 @@ class _HomeTabState extends ConsumerState<HomeTab>
   ) {
     final hasGreeting = greeting != null && greeting.isNotEmpty;
     final sectionOffset = hasGreeting ? 1 : 0;
-    final totalCount = sections.length + sectionOffset + 1; // + bottom padding
+    final totalCount = sections.length + sectionOffset + 1;
 
     return [
       SliverList(
@@ -2939,7 +2936,7 @@ class _HomeTabState extends ConsumerState<HomeTab>
           albumId: album.id,
           albumName: album.name,
           coverUrl: album.imageUrl,
-          tracks: const [], // Will be fetched by AlbumScreen
+          tracks: const [],
         ),
       ),
     );
@@ -2965,7 +2962,7 @@ class _HomeTabState extends ConsumerState<HomeTab>
         builder: (context) => PlaylistScreen(
           playlistName: playlist.name,
           coverUrl: playlist.imageUrl,
-          tracks: const [], // Will be fetched
+          tracks: const [],
           playlistId: playlist.id,
         ),
       ),
@@ -3694,7 +3691,7 @@ class _TrackItemWithStatus extends ConsumerWidget {
             thickness: 1,
             indent:
                 thumbWidth +
-                24, // Adjust divider indent based on thumbnail width
+                24,
             endIndent: 12,
             color: colorScheme.outlineVariant.withValues(alpha: 0.3),
           ),

lib/screens/queue_tab.dart

@@ -1132,11 +1132,11 @@ class _QueueTabState extends ConsumerState<QueueTab> {
   String? _filterCacheFormat;
   String? _filterCacheMetadata;
   String _filterCacheSortMode = 'latest';
-  String? _filterSource; // null = all, 'downloaded', 'local'
-  String? _filterQuality; // null = all, 'hires', 'cd', 'lossy'
-  String? _filterFormat; // null = all, 'flac', 'mp3', 'm4a', 'opus', 'ogg'
-  String? _filterMetadata; // null = all, 'complete', 'missing-*'
-  String _sortMode = 'latest'; // 'latest', 'oldest', 'a-z', 'z-a'
+  String? _filterSource;
+  String? _filterQuality;
+  String? _filterFormat;
+  String? _filterMetadata;
+  String _sortMode = 'latest';
 
   double _effectiveTextScale() {
     final textScale = MediaQuery.textScalerOf(context).scale(1.0);
@@ -2036,7 +2036,6 @@ class _QueueTabState extends ConsumerState<QueueTab> {
       return quality.split('/').first;
     }
 
-    // Supports "MP3 320k", "Opus 256kbps", etc.
     final bitrateTextMatch = RegExp(
       r'(\d+)\s*k(?:bps)?',
       caseSensitive: false,
@@ -2045,7 +2044,6 @@ class _QueueTabState extends ConsumerState<QueueTab> {
       return '${bitrateTextMatch.group(1)}k';
     }
 
-    // Supports legacy quality IDs like "opus_256" / "mp3_320".
     final bitrateIdMatch = RegExp(r'_(\d+)$').firstMatch(q);
     if (bitrateIdMatch != null) {
       return '${bitrateIdMatch.group(1)}k';
@@ -2301,7 +2299,7 @@ class _QueueTabState extends ConsumerState<QueueTab> {
 
   List<UnifiedLibraryItem> _applySorting(List<UnifiedLibraryItem> items) {
     if (_sortMode == 'latest') {
-      return items; // Already sorted newest first from _getUnifiedItems
+      return items;
     }
     final sorted = List<UnifiedLibraryItem>.of(items);
     switch (_sortMode) {
@@ -3364,7 +3362,6 @@ class _QueueTabState extends ConsumerState<QueueTab> {
     final selectionItems = getFilterData(
       historyFilterMode,
     ).filteredUnifiedItems;
-    // Only sync overlays when selection mode is active
     if (_isSelectionMode || _isPlaylistSelectionMode) {
       WidgetsBinding.instance.addPostFrameCallback((_) {
         if (_isSelectionMode) {

lib/screens/settings/donate_page.dart

@@ -164,13 +164,7 @@ class _RecentDonorsCard extends StatelessWidget {
   @override
   Widget build(BuildContext context) {
     final isDark = Theme.of(context).brightness == Brightness.dark;
-    const donorNames = <String>[
-      'McNuggets Jimmy',
-      'zcc09',
-      'micahRichie',
-      'a fan',
-      'CJBGR',
-    ];
+    const donorNames = <String>['R4ND0MIZ3D', 'Isra', 'bigJr48'];
 
     // Match SettingsGroup color logic
     final cardColor = isDark

lib/screens/track_metadata_screen.dart

@@ -2210,7 +2210,6 @@ class _TrackMetadataScreenState extends ConsumerState<TrackMetadataScreen> {
       final baseName = _buildSaveBaseName();
 
       if (_isSafFile) {
-        // SAF file: save to temp, then copy to SAF tree
         final tempDir = await Directory.systemTemp.createTemp('cover_');
         final tempOutput =
             '${tempDir.path}${Platform.pathSeparator}$baseName.jpg';
@@ -2293,7 +2292,6 @@ class _TrackMetadataScreenState extends ConsumerState<TrackMetadataScreen> {
             }
           }
         } else {
-          // No SAF tree info, keep in temp
           try {
             await Directory(tempDir.path).delete(recursive: true);
           } catch (_) {}
@@ -5192,7 +5190,6 @@ class _EditMetadataSheetState extends State<_EditMetadataSheet> {
       final method = result['method'] as String?;
 
       if (method == 'ffmpeg') {
-        // MP3/Opus: use FFmpeg to write metadata
         // For SAF files, Kotlin returns temp_path + saf_uri
         final tempPath = result['temp_path'] as String?;
         final safUri = result['saf_uri'] as String?;
@@ -5280,7 +5277,6 @@ class _EditMetadataSheetState extends State<_EditMetadataSheet> {
               } catch (_) {}
             }
           } catch (_) {
-            // No cover to preserve, continue without
           }
         }
 

lib/services/ffmpeg_service.dart

@@ -892,7 +892,6 @@ class FFmpegService {
   ///
   /// Returns a [ReplayGainResult] on success, or null if the scan fails.
   static Future<ReplayGainResult?> scanReplayGain(String filePath) async {
-    // Run FFmpeg with ebur128 filter + astats for true peak.
     // -nostats suppresses the interactive progress line.
     // ebur128=peak=true prints integrated loudness + true peak.
     // framelog=quiet suppresses per-frame measurements (very verbose),
@@ -941,7 +940,6 @@ class FFmpegService {
       }
     }
 
-    // ReplayGain reference level: -18 LUFS
     const replayGainReferenceLufs = -18.0;
     final gainDb = replayGainReferenceLufs - integratedLufs;
 
@@ -949,13 +947,11 @@ class FFmpegService {
     // If no true peak was found, fall back to 1.0 (0 dBFS).
     double peakLinear;
     if (truePeakDbfs != null) {
-      // 10^(dBFS/20) converts dBFS to linear amplitude
       peakLinear = math.pow(10, truePeakDbfs / 20.0).toDouble();
     } else {
       peakLinear = 1.0;
     }
 
-    // Format to standard ReplayGain precision
     final trackGain =
         '${gainDb >= 0 ? "+" : ""}${gainDb.toStringAsFixed(2)} dB';
     final trackPeak = peakLinear.toStringAsFixed(6);
@@ -1791,7 +1787,6 @@ class FFmpegService {
           vorbis['LYRICS'] = value;
           vorbis['UNSYNCEDLYRICS'] = value;
           break;
-        // ReplayGain fields
         case 'REPLAYGAINTRACKGAIN':
           vorbis['REPLAYGAIN_TRACK_GAIN'] = value;
           break;

lib/services/platform_bridge.dart

@@ -354,7 +354,7 @@ class PlatformBridge {
     return jsonDecode(result as String) as Map<String, dynamic>;
   }
 
-  /// Sets the lyrics provider order. Providers not in the list are disabled.
+  /// Providers not in the list are disabled.
   static Future<void> setLyricsProviders(List<String> providers) async {
     final providersJSON = jsonEncode(providers);
     await _channel.invokeMethod('setLyricsProviders', {
@@ -362,14 +362,12 @@ class PlatformBridge {
     });
   }
 
-  /// Returns the current lyrics provider order.
   static Future<List<String>> getLyricsProviders() async {
     final result = await _channel.invokeMethod('getLyricsProviders');
     final List<dynamic> decoded = jsonDecode(result as String) as List<dynamic>;
     return decoded.cast<String>();
   }
 
-  /// Returns metadata about all available lyrics providers.
   static Future<List<Map<String, dynamic>>>
   getAvailableLyricsProviders() async {
     final result = await _channel.invokeMethod('getAvailableLyricsProviders');
@@ -387,7 +385,6 @@ class PlatformBridge {
     });
   }
 
-  /// Returns current advanced lyrics fetch options.
   static Future<Map<String, dynamic>> getLyricsFetchOptions() async {
     final result = await _channel.invokeMethod('getLyricsFetchOptions');
     return jsonDecode(result as String) as Map<String, dynamic>;