feat: Add comprehensive timeline editor with frame editing and regeneration capabilities

api/tasks/models.py

@@ -16,7 +16,7 @@ Task data models
 
 from datetime import datetime
 from enum import Enum
-from typing import Any, Optional
+from typing import Any, Optional, List
 from pydantic import BaseModel, Field
 
 
@@ -51,10 +51,13 @@ class Task(BaseModel):
     # Progress tracking
     progress: Optional[TaskProgress] = None
     
-    # Result
+    # Results and Errors
     result: Optional[Any] = None
     error: Optional[str] = None
     
+    # Event logs/History
+    logs: List[dict] = Field(default_factory=list)
+    
     # Metadata
     created_at: datetime = Field(default_factory=datetime.now)
     started_at: Optional[datetime] = None