refactor: titles

lib/shared/services/tasks/outbound_task.dart

@@ -68,18 +68,6 @@ abstract class OutboundTask with _$OutboundTask {
     String? error,
   }) = GenerateImageTask;
 
-  const factory OutboundTask.generateTitle({
-    required String id,
-    required String conversationId,
-    @Default(TaskStatus.queued) TaskStatus status,
-    @Default(0) int attempt,
-    String? idempotencyKey,
-    DateTime? enqueuedAt,
-    DateTime? startedAt,
-    DateTime? completedAt,
-    String? error,
-  }) = GenerateTitleTask;
-
   const factory OutboundTask.imageToDataUrl({
     required String id,
     String? conversationId,
@@ -103,7 +91,6 @@ abstract class OutboundTask with _$OutboundTask {
     uploadMedia: (t) => t.conversationId,
     executeToolCall: (t) => t.conversationId,
     generateImage: (t) => t.conversationId,
-    generateTitle: (t) => t.conversationId,
     imageToDataUrl: (t) => t.conversationId,
   );
 

lib/shared/services/tasks/task_queue.dart

@@ -301,23 +301,6 @@ class TaskQueueNotifier extends Notifier<List<OutboundTask>> {
 
   // Removed: enqueueSaveConversation — mobile app no longer persists chats to server.
 
-  Future<String> enqueueGenerateTitle({
-    required String conversationId,
-    String? idempotencyKey,
-  }) async {
-    final id = _uuid.v4();
-    final task = OutboundTask.generateTitle(
-      id: id,
-      conversationId: conversationId,
-      idempotencyKey: idempotencyKey,
-      enqueuedAt: DateTime.now(),
-    );
-    state = [...state, task];
-    await _save();
-    _process();
-    return id;
-  }
-
   Future<String> enqueueImageToDataUrl({
     required String? conversationId,
     required String filePath,

lib/shared/services/tasks/task_worker.dart

@@ -21,8 +21,6 @@ class TaskWorker {
       executeToolCall: _performExecuteToolCall,
       generateImage: _performGenerateImage,
       imageToDataUrl: _performImageToDataUrl,
-      // saveConversation removed — we no longer push chat state to server
-      generateTitle: _performGenerateTitle,
     );
   }
 
@@ -338,42 +336,4 @@ class TaskWorker {
       },
     );
   }
-
-  // _performSaveConversation removed
-
-  Future<void> _performGenerateTitle(GenerateTitleTask task) async {
-    final api = _ref.read(apiServiceProvider);
-    final activeConv = _ref.read(activeConversationProvider);
-    final selectedModel = _ref.read(selectedModelProvider);
-    if (api == null || selectedModel == null) return;
-    try {
-      final messages = _ref.read(chat.chatMessagesProvider);
-      final formatted = <Map<String, dynamic>>[];
-      for (final msg in messages) {
-        formatted.add({
-          'id': msg.id,
-          'role': msg.role,
-          'content': msg.content,
-          'timestamp': msg.timestamp.millisecondsSinceEpoch ~/ 1000,
-        });
-      }
-      final title = await api.generateTitle(
-        conversationId: task.conversationId,
-        messages: formatted,
-        model: selectedModel.id,
-      );
-      if (title != null && title.isNotEmpty && title != 'New Chat') {
-        if (activeConv != null && activeConv.id == task.conversationId) {
-          final updated = activeConv.copyWith(
-            title: title.length > 100 ? '${title.substring(0, 100)}...' : title,
-            updatedAt: DateTime.now(),
-          );
-          _ref.read(activeConversationProvider.notifier).set(updated);
-          // Do not push full messages to server; skip remote update.
-          // Optionally refresh list to reflect server-side title when it’s generated there.
-          _ref.invalidate(conversationsProvider);
-        }
-      }
-    } catch (_) {}
-  }
 }