fix(opencode): question tool can be minimized and will scroll in the TUI

[eXamadeus]

Issue for this PR

Closes #11367
Closes #26849
Closes #30356

Type of change

• Bug fix
• New feature

What does this PR do?

This adds in support to minimize and scroll long questions in the TUI. Similar to the work I did for the Web UI in #34116

How did you verify your code works?

Local testing.

Screenshots / recordings

(turn on audio to hear my walkthrough)

Zight.Recording.2026-06-30.at.02.08.31.PM.mp4

Checklist

• I have tested my changes locally
• I have not included unrelated changes in this PR

[github-actions]

The following comment was made by an LLM, it may be inaccurate:

The current PR (#34668) appears in all search results as expected. PR #34116 is mentioned in the current PR's description as prior related work on the Web UI. The other results are unrelated to this specific feature.

No duplicate PRs found

[github-actions]

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