[Desktop] Slash command list does not scroll when moving the highlight with arrow keys

[pprg1996]

Description

I expect the list of slash commands to scroll when I reach the bottom using the down arrow key

OpenCode version

1.0.223

Steps to reproduce

1. Open a new session
2. Type /
3. Hit down arrow when the list of commands appears and try to go to the bottom of the list

Screenshot and/or share link

Screen.Recording.2026-01-02.at.9.29.34.PM.mov

Operating System

macOS 15.7.3

Terminal

iTerm2

[github-actions]

For keybind-related issues, please also check our pinned keybinds documentation: #4997