报错：Directory 'static/' does not exist

[ak12s2021]

PS C:\Users\ak12s> python D:\deepLearn\EasyTrans\trans_file.py
Traceback (most recent call last):
File "D:\deepLearn\EasyTrans\trans_file.py", line 16, in
import fitz
File "C:\Users\ak12s\AppData\Local\Programs\Python\Python311\Lib\site-packages\fitz_init_.py", line 1, in
from frontend import *
File "C:\Users\ak12s\AppData\Local\Programs\Python\Python311\Lib\site-packages\frontend_init_.py", line 1, in
from .events import *
File "C:\Users\ak12s\AppData\Local\Programs\Python\Python311\Lib\site-packages\frontend\events_init_.py", line 1, in
from .clipboard import *
File "C:\Users\ak12s\AppData\Local\Programs\Python\Python311\Lib\site-packages\frontend\events\clipboard.py", line 2, in
from ..dom import Event
File "C:\Users\ak12s\AppData\Local\Programs\Python\Python311\Lib\site-packages\frontend\dom.py", line 439, in
from . import dispatcher
File "C:\Users\ak12s\AppData\Local\Programs\Python\Python311\Lib\site-packages\frontend\dispatcher.py", line 15, in
from . import config, server
File "C:\Users\ak12s\AppData\Local\Programs\Python\Python311\Lib\site-packages\frontend\server.py", line 24, in
app.mount(config.STATIC_ROUTE, StaticFiles(directory=config.STATIC_DIRECTORY), name=config.STATIC_NAME)
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
File "C:\Users\ak12s\AppData\Local\Programs\Python\Python311\Lib\site-packages\starlette\staticfiles.py", line 59, in init
raise RuntimeError(f"Directory '{directory}' does not exist")
RuntimeError: Directory 'static/' does not exist