This paves the way to do per-directory approval settings (https://github.com/openai/codex/pull/1912). This also lets us pass in a Config/ChatWidgetArgs into onboarding which can then mutate it and emit the ChatWidgetArgs it wants at the end which may be modified by the said approval settings. <img width="1180" height="428" alt="CleanShot 2025-08-06 at 19 30 55" src="https://github.com/user-attachments/assets/4dcfda42-0f5e-4b6d-a16d-2597109cc31c" />