Cannot load icons in nginx reverse proxy

[Dennis]

Describe the bug
Cannot load site icon (in :dir_browser/logo.png)

To Reproduce

Steps to reproduce the behavior:

1. wsgidav -H 0.0.0.0 -r / --auth=anonymous
2. nginx config inside server directive
   location /dav/ {
   proxy_pass http://localhost:8080/;
   }
3. http://localhost:80/dav
4. See error on chromium console

Expected behavior
Icons and fonts should load

Screenshots, Log-Files, Stacktrace

Insert stacktrace if applicable.

If applicable, add screenshots to help explain your problem.
If applicable, add a log file (consider --verbose).

Environment:

Insert output of `wsgidav --version -v`.
5.2.0

Which WSGI server was used (cheroot, ext-wsgiutils, gevent, gunicorn, paste, uvicorn, wsgiref, ...)?
cheroot

Which WebDAV client was used (MS File Explorer, MS Office, macOS Finder, WinSCP, Windows, file mapping, ...)?
chromium

Additional context
Add any other context about the problem here.

[Dennis]

I ended up proxying http://dav.example.com to http://localhost:8080