While this does make it so that `ctrl-d` will not exit Codex when the composer is not empty, `ctrl-d` will still exit Codex if it is in the "working" state. Fixes https://github.com/openai/codex/issues/1443.
While this does make it so that `ctrl-d` will not exit Codex when the composer is not empty, `ctrl-d` will still exit Codex if it is in the "working" state. Fixes https://github.com/openai/codex/issues/1443.