feat:历史记录分享功能实现

backend/db/__init__.py

@@ -5,8 +5,8 @@ AgentCoord 数据库模块
 """
 
 from .database import get_db, get_db_context, test_connection, engine, text
-from .models import MultiAgentTask, UserAgent, ExportRecord, TaskStatus
-from .crud import MultiAgentTaskCRUD, UserAgentCRUD, ExportRecordCRUD
+from .models import MultiAgentTask, UserAgent, ExportRecord, PlanShare, TaskStatus
+from .crud import MultiAgentTaskCRUD, UserAgentCRUD, ExportRecordCRUD, PlanShareCRUD
 
 __all__ = [
     # 连接管理
@@ -19,9 +19,11 @@ __all__ = [
     "MultiAgentTask",
     "UserAgent",
     "ExportRecord",
+    "PlanShare",
     "TaskStatus",
     # CRUD
     "MultiAgentTaskCRUD",
     "UserAgentCRUD",
     "ExportRecordCRUD",
+    "PlanShareCRUD",
 ]