Plan step 32. Since actions.md ACT-02 the host is the permanent polite live region, in the page before any message and after the last, so the test that waited for it to disappear once Undo ran could never pass. It now waits for the toast to go and checks the host stays. Co-Authored-By: Claude Opus 5 (1M context) <noreply@anthropic.com> Claude-Session: https://claude.ai/code/session_01Qwx5USif3wFFmxtHg5U1g9