Update src/__init__.py

src/__init__.py

@@ -1 +1,8 @@
-# Init file for src package
+"""Package initialization for the RAG agent project.
+
+This file exposes the public classes and functions that are intended to be
+imported by users of the package.
+"""
+
+from .vector_store import KnowledgeBase
+from .tools import search_knowledge_base, add_to_knowledge_base