Describe The Bug
The generated URL for the cover image is missing the comic's id.

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. Start scraping multiple comics.
2. No cover image is shown for any comic.

Expected Behavior

1. The comic cover should be displayed.

Operating System
Where is ComiXed running?

• Windows
• Linux (any distro)
• MacOS
• Docker

Database
What database is ComiXed using?

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

Screenshots