feat: add agent strategy on node start (#12667)

Co-authored-by: Novice Lee <novicelee@NoviPro.local>

api/core/app/apps/workflow_app_runner.py

@@ -241,6 +241,7 @@ class WorkflowBasedAppRunner(AppRunner):
                     predecessor_node_id=event.predecessor_node_id,
                     in_iteration_id=event.in_iteration_id,
                     parallel_mode_run_id=event.parallel_mode_run_id,
+                    agent_strategy=event.agent_strategy,
                 )
             )
         elif isinstance(event, NodeRunSucceededEvent):

api/core/app/entities/queue_entities.py

@@ -6,7 +6,7 @@ from typing import Any, Optional
 from pydantic import BaseModel
 
 from core.model_runtime.entities.llm_entities import LLMResult, LLMResultChunk
-from core.workflow.entities.node_entities import NodeRunMetadataKey
+from core.workflow.entities.node_entities import AgentNodeStrategyInit, NodeRunMetadataKey
 from core.workflow.graph_engine.entities.graph_runtime_state import GraphRuntimeState
 from core.workflow.nodes import NodeType
 from core.workflow.nodes.base import BaseNodeData
@@ -281,6 +281,7 @@ class QueueNodeStartedEvent(AppQueueEvent):
     start_at: datetime
     parallel_mode_run_id: Optional[str] = None
     """iteratoin run in parallel mode run id"""
+    agent_strategy: Optional[AgentNodeStrategyInit] = None
 
 
 class QueueNodeSucceededEvent(AppQueueEvent):

api/core/app/entities/task_entities.py

@@ -6,6 +6,7 @@ from pydantic import BaseModel, ConfigDict
 
 from core.model_runtime.entities.llm_entities import LLMResult
 from core.model_runtime.utils.encoders import jsonable_encoder
+from core.workflow.entities.node_entities import AgentNodeStrategyInit
 from models.workflow import WorkflowNodeExecutionStatus
 
 
@@ -248,6 +249,7 @@ class NodeStartStreamResponse(StreamResponse):
         parent_parallel_start_node_id: Optional[str] = None
         iteration_id: Optional[str] = None
         parallel_run_id: Optional[str] = None
+        agent_strategy: Optional[AgentNodeStrategyInit] = None
 
     event: StreamEvent = StreamEvent.NODE_STARTED
     workflow_run_id: str

api/core/app/task_pipeline/workflow_cycle_manage.py

@@ -541,6 +541,7 @@ class WorkflowCycleManage:
                 parent_parallel_start_node_id=event.parent_parallel_start_node_id,
                 iteration_id=event.in_iteration_id,
                 parallel_run_id=event.parallel_mode_run_id,
+                agent_strategy=event.agent_strategy,
             ),
         )