Update app.py

app.py

@@ -12,9 +12,10 @@ logging.basicConfig(level=logging.INFO)
 logger = logging.getLogger(__name__)
 
 client = Groq(api_key="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")
-embedding_model = HuggingFaceEmbeddings(model_name="heydariAI/persian-embeddings")
 
-memory = InMemoryVectorStore(embedding_model)
+
+embeddings = HuggingFaceEmbeddings(model_name="heydariAI/persian-embeddings")
+vector_store = InMemoryVectorStore(embeddings)
 
 def process_pdf_with_langchain(pdf_path):
     try: