Add hybrid research copilot workspace

lib/task-workflow.ts

@@ -19,7 +19,8 @@ const TASK_TYPE_LABELS: Record<TaskType, string> = {
   refresh_prices: 'Price refresh',
   analyze_filing: 'Filing analysis',
   portfolio_insights: 'Portfolio insight',
-  index_search: 'Search indexing'
+  index_search: 'Search indexing',
+  research_brief: 'Research brief'
 };
 
 const STAGE_LABELS: Record<TaskStage, string> = {
@@ -50,6 +51,9 @@ const STAGE_LABELS: Record<TaskStage, string> = {
   'search.chunk': 'Chunk content',
   'search.embed': 'Generate embeddings',
   'search.persist': 'Persist search index',
+  'research.retrieve': 'Retrieve evidence',
+  'research.answer': 'Generate brief',
+  'research.persist': 'Persist brief',
   'insights.load_holdings': 'Load holdings',
   'insights.generate': 'Generate insight',
   'insights.persist': 'Persist insight'
@@ -97,6 +101,14 @@ const TASK_STAGE_ORDER: Record<TaskType, TaskStage[]> = {
     'search.persist',
     'completed'
   ],
+  research_brief: [
+    'queued',
+    'running',
+    'research.retrieve',
+    'research.answer',
+    'research.persist',
+    'completed'
+  ],
   portfolio_insights: [
     'queued',
     'running',