Update app.py

app.py

@@ -143,7 +143,7 @@ def py_string_to_mesh_file_safe(py_string, mesh_path):
         target=py_string_to_mesh_file,
         args=(py_string, mesh_path, queue))
     process.start()
-    process.join(3)
+    process.join(5)
 
     if process.is_alive():
         process.terminate()