Update app.py

app.py

@@ -1,18 +1,23 @@
 import uvicorn
 from fastapi.staticfiles import StaticFiles
+import hashlib
+from enum import Enum
+from fastapi import FastAPI, Header, Query, Depends, HTTPException
+from PIL import Image
 import io
-import logging
 import fitz  # PyMuPDF for PDF handling
+import logging
+from pymongo import MongoClient
+
 import boto3
 import openai
 import os
-import traceback
+import traceback  # For detailed traceback of errors
+import re
 import json
-import base64
-from pdf2image import convert_from_bytes
-from fastapi import FastAPI, Header, Query, Depends, HTTPException
-from pymongo import MongoClient
 from dotenv import load_dotenv
+import base64
+from bson.objectid import ObjectId
 
 db_client = None
 load_dotenv()