feat: add deduplicateDownloads setting & fix build errors

- Add deduplicateDownloads field to AppSettings (default: true)
- Add setDeduplicateDownloads() to SettingsNotifier
- Fix type mismatch in files_settings_page (Object → String cast)
- Run build_runner to regenerate settings.g.dart

.github/workflows/release.yml

@@ -76,6 +76,9 @@ jobs:
       - name: Get Flutter dependencies
         run: flutter pub get
 
+      - name: Generate code
+        run: dart run build_runner build --delete-conflicting-outputs
+
       - name: Build APK (Only arm64)
         run: flutter build apk --release --target-platform android-arm64
 

lib/models/settings.dart

@@ -82,6 +82,9 @@ class AppSettings {
   final String
   lastSeenVersion; // Last app version the user has acknowledged (e.g. '3.7.0')
 
+  final bool
+  deduplicateDownloads; // Skip downloading tracks already present in history
+
   const AppSettings({
     this.defaultService = 'tidal',
     this.audioQuality = 'LOSSLESS',
@@ -144,6 +147,7 @@ class AppSettings {
     this.lyricsMultiPersonWordByWord = false,
     this.musixmatchLanguage = '',
     this.lastSeenVersion = '',
+    this.deduplicateDownloads = true,
   });
 
   AppSettings copyWith({
@@ -205,6 +209,7 @@ class AppSettings {
     bool? lyricsMultiPersonWordByWord,
     String? musixmatchLanguage,
     String? lastSeenVersion,
+    bool? deduplicateDownloads,
   }) {
     return AppSettings(
       defaultService: defaultService ?? this.defaultService,
@@ -281,6 +286,7 @@ class AppSettings {
           lyricsMultiPersonWordByWord ?? this.lyricsMultiPersonWordByWord,
       musixmatchLanguage: musixmatchLanguage ?? this.musixmatchLanguage,
       lastSeenVersion: lastSeenVersion ?? this.lastSeenVersion,
+      deduplicateDownloads: deduplicateDownloads ?? this.deduplicateDownloads,
     );
   }
 

lib/providers/settings_provider.dart

@@ -544,6 +544,11 @@ class SettingsNotifier extends Notifier<AppSettings> {
     state = state.copyWith(hasCompletedTutorial: true);
     _saveSettings();
   }
+
+  void setDeduplicateDownloads(bool enabled) {
+    state = state.copyWith(deduplicateDownloads: enabled);
+    _saveSettings();
+  }
 }
 
 final settingsProvider = NotifierProvider<SettingsNotifier, AppSettings>(

lib/screens/settings/files_settings_page.dart

@@ -753,7 +753,7 @@ class _FilesSettingsPageState extends ConsumerState<FilesSettingsPage> {
                     ),
                     const SizedBox(height: 8),
                     Text(
-                      description ?? context.l10n.downloadFilenameDescription,
+                      description ?? context.l10n.downloadFilenameDescription as String,
                       style: Theme.of(context).textTheme.bodyMedium?.copyWith(
                         color: colorScheme.onSurfaceVariant,
                       ),