本地RAG尝试

app/rag/__init__.py

@@ -0,0 +1,22 @@
+"""
+在线 RAG 检索与生成系统
+
+提供高级RAG检索功能，支持混合检索、重排序、RAG-Fusion和多路查询改写。
+"""
+
+from .pipeline import RAGPipeline
+from .retriever import create_hybrid_retriever, create_base_retriever
+from .reranker import CrossEncoderReranker
+from .query_transform import MultiQueryTransformer
+from .tools import search_knowledge_base_tool
+
+__all__ = [
+    "RAGPipeline",
+    "create_hybrid_retriever",
+    "create_base_retriever",
+    "CrossEncoderReranker",
+    "MultiQueryTransformer",
+    "search_knowledge_base_tool",
+]
+
+__version__ = "0.1.0"