fix(lyrics): sync provider settings to backend before fetch

Expose an awaitable lyrics settings sync on SettingsNotifier and call it
before metadata re-enrich, lyrics autofill, and queue/local embed flows so
the backend uses the latest provider order and fetch options.

lib/providers/settings_provider.dart

@@ -1,3 +1,4 @@
+import 'dart:async';
 import 'dart:convert';
 import 'dart:io';
 import 'package:flutter_riverpod/flutter_riverpod.dart';
@@ -96,23 +97,29 @@ class SettingsNotifier extends Notifier<AppSettings> {
   }
 
   void _syncLyricsSettingsToBackend() {
+    unawaited(syncLyricsSettingsToBackend());
+  }
+
+  Future<void> syncLyricsSettingsToBackend() async {
     if (!PlatformBridge.supportsCoreBackend) return;
 
-    PlatformBridge.setLyricsProviders(state.lyricsProviders).catchError((
-      Object e,
-    ) {
+    try {
+      await PlatformBridge.setLyricsProviders(state.lyricsProviders);
+    } catch (e) {
       _log.w('Failed to sync lyrics providers to backend: $e');
-    });
+    }
 
-    PlatformBridge.setLyricsFetchOptions({
-      'include_translation_netease': state.lyricsIncludeTranslationNetease,
-      'include_romanization_netease': state.lyricsIncludeRomanizationNetease,
-      'multi_person_word_by_word': state.lyricsMultiPersonWordByWord,
-      'apple_elrc_word_sync': state.lyricsAppleElrcWordSync,
-      'musixmatch_language': state.musixmatchLanguage,
-    }).catchError((Object e) {
+    try {
+      await PlatformBridge.setLyricsFetchOptions({
+        'include_translation_netease': state.lyricsIncludeTranslationNetease,
+        'include_romanization_netease': state.lyricsIncludeRomanizationNetease,
+        'multi_person_word_by_word': state.lyricsMultiPersonWordByWord,
+        'apple_elrc_word_sync': state.lyricsAppleElrcWordSync,
+        'musixmatch_language': state.musixmatchLanguage,
+      });
+    } catch (e) {
       _log.w('Failed to sync lyrics fetch options to backend: $e');
-    });
+    }
   }
 
   void _syncNetworkCompatibilitySettingsToBackend() {

lib/screens/local_album_screen.dart

@@ -987,6 +987,7 @@ class _LocalAlbumScreenState extends ConsumerState<LocalAlbumScreen> {
     final durationMs = (item.duration ?? 0) * 1000;
     final settings = ref.read(settingsProvider);
     final artistTagMode = settings.artistTagMode;
+    await ref.read(settingsProvider.notifier).syncLyricsSettingsToBackend();
     final request = <String, dynamic>{
       'file_path': item.filePath,
       'cover_url': '',

lib/screens/queue_tab.dart

@@ -5155,6 +5155,7 @@ class _QueueTabState extends ConsumerState<QueueTab> {
     final durationMs = (item.duration ?? 0) * 1000;
     final settings = ref.read(settingsProvider);
     final artistTagMode = settings.artistTagMode;
+    await ref.read(settingsProvider.notifier).syncLyricsSettingsToBackend();
     final request = <String, dynamic>{
       'file_path': item.filePath,
       'cover_url': '',

lib/screens/track_metadata_edit_sheet.dart

@@ -664,6 +664,10 @@ class _EditMetadataSheetState extends State<_EditMetadataSheet> {
     }
 
     setState(() => _fetching = true);
+    final settingsNotifier = ProviderScope.containerOf(
+      context,
+      listen: false,
+    ).read(settingsProvider.notifier);
 
     try {
       final title = _titleCtrl.text.trim();
@@ -871,6 +875,10 @@ class _EditMetadataSheetState extends State<_EditMetadataSheet> {
       }
 
       if (shouldFetchLyrics) {
+        await settingsNotifier.syncLyricsSettingsToBackend();
+
+        if (!mounted) return;
+
         final lyricsTitle =
             ((selectedBest?['name'] ?? selectedBest?['title'] ?? title)
                     .toString())

lib/screens/track_metadata_screen.dart

@@ -3011,8 +3011,12 @@ class _TrackMetadataScreenState extends ConsumerState<TrackMetadataScreen> {
     try {
       final settings = ref.read(settingsProvider);
       final artistTagMode = settings.artistTagMode;
-      ScaffoldMessenger.of(context).showSnackBar(
-        SnackBar(content: Text(context.l10n.trackReEnrichSearching)),
+      final messenger = ScaffoldMessenger.of(context);
+      final l10n = context.l10n;
+      await ref.read(settingsProvider.notifier).syncLyricsSettingsToBackend();
+      if (!mounted) return;
+      messenger.showSnackBar(
+        SnackBar(content: Text(l10n.trackReEnrichSearching)),
       );
 
       final durationMs = (duration ?? 0) * 1000;