Update app.py

app.py

@@ -57,7 +57,7 @@ if len(main_text) > 0:
     )
     texts = text_splitter.create_documents([main_text])
 
-    embeddings = OpenAIEmbeddings(api_key=secrets['OPENAI_API_KEY'])
+    embeddings = OpenAIEmbeddings(api_key=api_key)
     # store in vector db
     db = FAISS.from_documents(texts, embeddings)