Use native Codex steering and transcript deletion

.claude/skills/ai-app-rigs/SKILL.md

@@ -200,7 +200,7 @@ never be able to close the app, whatever produced it.
 **Deleting a session offers to take the machine's own transcript with it** —
 `DELETE /sessions/{id}?deleteForeign=true`, behind a switch in the
 confirmation, and only where the driver keeps a record of its own
-(`keepsOwnTranscript`, which today means Claude Code). Off by default,
+(`keepsOwnTranscript`, currently Claude Code or Codex). Off by default,
 because leaving that copy is what makes an ordinary delete recoverable — and
 the dialog's paragraph is rewritten when it is on rather than appended to,
 since the sentence promising the conversation "should still be there to