View preferences aren't persisted on page refresh

[odicho]

What’s the bug?

Title.

How can we reproduce it?

1. Close left/right sidebar
2. Refresh
3. Sidebars open again

What did you expect to happen?

Sidebar close/open preference should be persisted on page refresh.

Environment details

• OS: macOS 15.6 (24G84)
• Browser: Arc (Based on Chromium version 139.0.7258.67 (Official Build) (arm64))

Screenshots or recordings (optional)

Screen.Recording.2025-08-19.at.19.55.33.mov

Log output (if any)