Update app.py

app.py

@@ -11,11 +11,12 @@ from langchain.document_loaders import PDFMinerLoader
 from langchain.text_splitter import RecursiveCharacterTextSplitter
 from chromadb.utils.embedding_functions import OpenAIEmbeddingFunction
 import chromadb
+import tempfile
 
 # Define Chroma Settings
 CHROMA_SETTINGS = {
     "chroma_db_impl": "duckdb+parquet",
-    "persist_directory": "db",
+    "persist_directory": tempfile.mkdtemp(),  # Use a temporary directory
     "anonymized_telemetry": False
 }