[bug][win11] empty page @127.0.0.1:19800

nullhub serves nothing to 127.0.0.1:19800
all folders in .nullhub are empty


<img width="1449" height="586" alt="Image" src="https://github.com/user-attachments/assets/f6a76784-fb6c-4fda-acfc-c05d24af1945" />


