Update app.py

app.py

@@ -5,6 +5,8 @@ from PyPDF2 import PdfReader
 from langchain_community.vectorstores import FAISS
 from langchain.embeddings.huggingface import HuggingFaceEmbeddings
 from langchain.text_splitter import RecursiveCharacterTextSplitter
+from groq import Groq
+
 
 # Initialize Groq Client
 GROQ_API_KEY = "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"  # Replace with your Groq API key