LinuxServer Changes:
Add new dep, xdg-utils.
calibre-web Changes:
!Attention! For this update http-Auth has to be installed !Attention!
New features:
- Epub reader themes stored locally
- Added font size switch to Epub reader
- Allow sending to multiple kindle emails at once
- Update redirect for login/logout in case of anonymous browsing enabled to keep last visible page active
- Log Forwarded for address in accesslog instead of client address for gevent
- Error message for faild tasks is displayed in UI
- Search for custom int and float values within ranges (#3109)
Bug Fixes:
- 
Update to make upload of m4a and m4b files work (#3102) 
- 
Fixed error during debug logging on upload 
- 
Better error message on failed convert because of running calibre instance (#3100) 
- 
Updated pdf.js 
- 
Schedules reconnect is now working even if reconnect route is not available ( #3107) 
- 
Bugfix upload format with language to book without language 
- 
Fix wrong quotes on calibre binary call for windows during embed metada on download/email etc. 
- 
Fix csp Header for reader and google drive (#3108) 
- 
Fixed read status search with linked column in advanced search 
- 
Fix back function on simple search 
- 
Fix archiving books from calibre-web side 
- 
Security Fix: Cookies are no longer stored for opds basic authentication and proxy authentication