Update app.py

app.py

@@ -99,7 +99,7 @@ class ChatDocumentQA:
             FAISS: Vector store created from the text chunks.
         """
         embeddings = AzureOpenAIEmbeddings(
-                        azure_deployment="openai_embedding",
+                        azure_deployment="text-embedding-3-large",
                     )
 
         return FAISS.from_documents(documents=text_chunks, embedding=embeddings)