Characters in a string are rendered with random order and mixed with strings of another text

What version of Codex is running?

0.30.0

Which model were you using?

_No response_

What platform is your computer?

Linux 6.14.0-29-generic x86_64 x86_64

What steps can reproduce the bug?

Whenever a new version is released and it's announced by launching Codex

What is the expected behavior?

The text to be rendered correctlt

What do you see instead?

Ineligible text

<img width="835" height="352" alt="Image" src="https://github.com/user-attachments/assets/af57e0aa-e730-4435-9b34-7f1a9fa09a43" />

Additional information

• Distro: Ubuntu 24.04 (Wayland session)
• Terminal: has happened in multiple terminals (Ghostty and ddterm)
• Font in use: JetBrains Mono NL