update

backend/app/services/rag/__init__.py

@@ -0,0 +1,12 @@
+# src/services/rag/__init__.py
+"""RAG服务模块"""
+
+from .retriever import Retriever, retrieve_regulations
+from .context_builder import ContextBuilder, build_rag_context
+from .prompt_templates import PromptTemplates, get_prompt_template
+
+__all__ = [
+    "Retriever", "retrieve_regulations",
+    "ContextBuilder", "build_rag_context",
+    "PromptTemplates", "get_prompt_template"
+]