Update app.py

app.py

@@ -46,7 +46,7 @@ def setup_embeddings_and_db(project_folder: str):  # Note the underscore before
     store = LocalFileStore(CACHE_EMBEDDINGS_PATH)
 
     model_name = "BAAI/bge-m3"
-    model_kwargs = {"device": "mps"}
+    model_kwargs = {"device": "cpu"}
     encode_kwargs = {"normalize_embeddings": False}
     embeddings = HuggingFaceEmbeddings(
         model_name=model_name,