No prefences or themes option in menu

[an4s911]

Describe the bug
I have a fresh install of Debian 12 bookworm, I installed Foliate through flatpak (v 3.1.0). There are two menus, one in the side bar's top right corner, and then one on the top right corner of the app itself.

When I open any menu, there are no options for preferences or theme.

To Reproduce
Steps to reproduce the behavior:

1. Go to '...'
2. Click on '....'
3. Scroll down to '....'
4. See error

Expected behavior
A clear and concise description of what you expected to happen.

Screenshots
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Version:

• Foliate version: 3.1.0
• OS/Distribution and version: Debian 12
• Desktop environment: i3-wm
• Installation method: Flatpak

[qazer2687]

You can find the preferences menu once you've opened a book.

[piegamesde]

This is really hidden, because when opening a book it automatically hides the top window bar.