fix: use os.system

app.py

@@ -6,7 +6,7 @@ import gradio as gr
 
 def load_mesh(mesh_file_name):
     try:
-        subprocess.run(["cd", "text2room", "&&", "python", "generate_scene.py"])
+        os.system("cd text2room && python3 text2room.py")
     except Exception as e:
         print(e)
     search_files(".ply")