feat(metadata): limit embedded cover resolution

lib/services/batch_metadata_re_enrich.dart

@@ -81,6 +81,7 @@ Map<String, dynamic> buildBatchReEnrichRequest({
   final request = <String, dynamic>{
     'file_path': item.filePath,
     'cover_url': '',
+    'cover_max_dimension': settings.embeddedCoverMaxDimension,
     'embed_lyrics': settings.embedLyrics,
     'lyrics_mode': settings.lyricsMode,
     'artist_tag_mode': settings.artistTagMode,

lib/services/download_request_payload.dart

@@ -12,6 +12,7 @@ class DownloadRequestPayload {
   final String albumName;
   final String albumArtist;
   final String coverUrl;
+  final int coverMaxDimension;
   final String outputDir;
   final String filenameFormat;
   final String quality;
@@ -74,6 +75,7 @@ class DownloadRequestPayload {
     required this.albumName,
     this.albumArtist = '',
     this.coverUrl = '',
+    this.coverMaxDimension = 0,
     required this.outputDir,
     required this.filenameFormat,
     this.quality = 'LOSSLESS',
@@ -138,6 +140,7 @@ class DownloadRequestPayload {
       'album_name': albumName,
       'album_artist': albumArtist,
       'cover_url': coverUrl,
+      'cover_max_dimension': coverMaxDimension,
       'output_dir': outputDir,
       'filename_format': filenameFormat,
       'quality': quality,
@@ -206,6 +209,7 @@ class DownloadRequestPayload {
       albumName: albumName,
       albumArtist: albumArtist,
       coverUrl: coverUrl,
+      coverMaxDimension: coverMaxDimension,
       outputDir: outputDir,
       filenameFormat: filenameFormat,
       quality: quality,

lib/services/platform_bridge.dart

@@ -956,11 +956,13 @@ class PlatformBridge {
 
   static Future<Map<String, dynamic>> downloadCoverToFile(
     String coverUrl,
-    String outputPath,
-  ) {
+    String outputPath, {
+    int maxDimension = 0,
+  }) {
     return _invokeMap('downloadCoverToFile', {
       'cover_url': coverUrl,
       'output_path': outputPath,
+      'max_dimension': maxDimension,
     });
   }