Describe The Bug
Trying to mark all comics in a library of over 31k comics fails.

To Reproduce The Bug
Steps to reproduce the behavior. Please be as complete as possible and describe the exact steps and values used to cause the error:

1. Get a large library.
2. Select all comics.
3. Mark comics as read.
4. An error like this is thrown:

• org.springframework.web.socket.handler.SessionLimitExceededException: Buffer size 594232 bytes for session 'lgbsebao' exceeds the allowed limit 524288

Expected Behavior

1. The comics should all become marked as read.

Operating System
Where is ComiXed running?

• Windows
• Linux (any distro)
• MacOS
• Docker (if checked, please select the host OS as well)

Database
What database is ComiXed using?

• Postgres
• MySQL/MariahDB
• H2 (embedded, generally unsupported)
• Other (please provide the name in the bug description)

Browser (If A Web Issue)

• Chrome
• Firefox
• Safari
• Other (if so, please provide a name)

ComiXed Build Detail:
Copy and past the details from Build Details menu option.

Screenshots
If applicable, add screenshots to help explain your problem.

Additional Context
Add any other context about the problem here.