Update app.py

app.py

@@ -2,6 +2,11 @@ import streamlit as st
 from pdf_extractor import get_pdf_text
 from knowledge_base import create_faiss_index, search_faiss
 from chatbot import generate_response
+try:
+    import fitz  # PyMuPDF
+    print("✅ PyMuPDF (fitz) is installed successfully!")
+except ImportError as e:
+    print(f"❌ ImportError: {e}")
 
 st.title("🤖 Arabic PDF Chatbot")