If calibreweb library is set as a public library, it will be placed in `/home/yunohost.multimedia/share/eBook`  
If not, it will be set in `/home/yunohost.multimedia/[admin]/eBook` folder.
Library folder can be changed manually in the application settings by the administrator.

If you grant access to visitors (The application is publicly accessible on the Internet), SSO will be deactivated for security reasons.