Update agent.py

agent.py

@@ -138,6 +138,11 @@ vector_store = SupabaseVectorStore(
     table_name="documents",
     query_name="match_documents_langchain",
 )
+print("🔍 Testing similarity_search with: 'What is AI?'")
+results = vector_store.similarity_search("What is AI?")
+print(f"✅ Got {len(results)} results.")
+if results:
+    print("First result content:\n", results[0].page_content)
 create_retriever_tool = create_retriever_tool(
     retriever=vector_store.as_retriever(),
     name="Question Search",