move success check code to setup_qa_chain

app.py

@@ -61,11 +61,11 @@ def setup_qa_chain():
     qa_chain = load_qa_chain(llm, chain_type="map_rerank")
 
     
-    st.session_state.paper_name = paper.name[:-4]
+    # st.session_state.paper_name = paper.name[:-4]
     st.session_state.page = "chat"
     st.success("PDF successfully processed! You can now ask questions.")
 
-    
+
 # 메인 페이지 UI
 def main_page():
     st.title("Welcome to GemmaPaperQA")