Pydio Cells does not load page

After successful installation, start Pydio Cells and receive

Warning, could not find static directory for web resoures idm/auth/web - Only API and GRPC accesses will be available

Browsing to the assigned IP and port number returns

404 Site is not served on this interface

and on the server says [INFO] - No such site at :8080

caddy_errors.log has [ERROR 0 /] Primary script unknown

could you tell me from the beginning how did fill the forms for the installation, your os, php version.