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

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+"""Send Message Node - send message to a target
+
+Node metadata is loaded from: ../../templates/metadata/nodes/send_message.yaml
+"""
+
+from __future__ import annotations
+
+from typing import Any, ClassVar
+
+from ..entities import ExecutionContext
+from ..node import WorkflowNode, workflow_node, NodePort, NodeConfig
+
+
+@workflow_node('send_message')
+class SendMessageNode(WorkflowNode):
+    """Send message node - send message to a target"""
+
+    type_name = "send_message"
+    category = "action"
+    icon = "📤"
+    name = "send_message"
+    description = "send_message"
+    name_zh = "发送消息"
+    name_en = "Send Message"
+    description_zh = "向聊天或用户发送消息"
+    description_en = "Send a message to a chat or user"
+
+    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]:
+        message = inputs.get("message", "")
+        target = inputs.get("target") or self.get_config("target_id", "")
+
+        return {"status": "sent", "message_id": f"msg_{context.execution_id}"}