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

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+"""Opening Statement Node - provide conversation opener and suggested questions
+
+Node metadata is loaded from: ../../templates/metadata/nodes/opening_statement.yaml
+"""
+
+from __future__ import annotations
+
+from typing import Any, ClassVar
+
+from ..entities import ExecutionContext
+from ..node import WorkflowNode, workflow_node, NodePort, NodeConfig
+
+
+@workflow_node('opening_statement')
+class OpeningStatementNode(WorkflowNode):
+    """Opening statement node - provide conversation opener and suggested questions"""
+
+    type_name = "opening_statement"
+    category = "action"
+    icon = "👋"
+    name = "opening_statement"
+    description = "opening_statement"
+    name_zh = "对话开场白"
+    name_en = "Opening Statement"
+    description_zh = "提供对话开场白和建议问题"
+    description_en = "Provide conversation opener and suggested questions"
+
+    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]:
+        statement = self.get_config("statement", "")
+        suggestions = self.get_config("suggested_questions", [])
+        show = self.get_config("show_suggestions", True)
+
+        return {"statement": statement, "suggested_questions": suggestions if show else []}