Update app.py

app.py

@@ -1,6 +1,8 @@
 import streamlit as st
 from auth import generate_otp, create_jwt
 from emails_utils import send_otp_email
+from model_api import query_model
+from prompt_builder import build_prompt
 
 st.set_page_config(page_title="FitPlan AI", layout="centered")