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src/langbot/pkg/workflow/nodes/end.py

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+"""End Node - marks the end of workflow execution
+
+Node metadata is loaded from: ../../templates/metadata/nodes/end.yaml
+"""
+
+from __future__ import annotations
+
+from typing import Any, ClassVar
+
+from ..entities import ExecutionContext
+from ..node import WorkflowNode, workflow_node, NodePort, NodeConfig
+
+
+@workflow_node('end')
+class EndNode(WorkflowNode):
+    """End node - marks the end of workflow execution"""
+
+    type_name = "end"
+    category = "action"
+    icon = "🏁"
+    name = "end"
+    description = "end"
+    name_zh = "结束"
+    name_en = "End"
+    description_zh = "结束工作流执行"
+    description_en = "End the workflow execution"
+
+    inputs: ClassVar[list[NodePort]] = []
+    outputs: ClassVar[list[NodePort]] = []
+    config_schema: ClassVar[list[NodeConfig]] = []
+
+    async def execute(self, inputs: dict[str, Any], context: ExecutionContext) -> dict[str, Any]:
+        result = inputs.get("result")
+        output_format = self.get_config("output_format", "passthrough")
+
+        if output_format == "text":
+            return {"output": str(result)}
+        elif output_format == "json":
+            import json
+            try:
+                return {"output": json.dumps(result, ensure_ascii=False)}
+            except Exception:
+                return {"output": str(result)}
+        else:
+            return {"output": result}