Update app.py

app.py

@@ -11,9 +11,6 @@ from langchain_core.messages import AnyMessage, HumanMessage, SystemMessage
 from langgraph.graph import START, StateGraph
 from langchain_google_genai import ChatGoogleGenerativeAI
 from ToolSet import toolset
-from Utils.final_answer import extract_final_answer
-from Utils.handle_file import handle_attachment
-from fetch_question import get_all_questions, get_one_random_question, submit
 
 # (Keep Constants as is)
 # --- Constants ---