/copy not working

What version of Codex CLI is running?

codex-cli 0.117.0

What subscription do you have?

custom provider

Which model were you using?

gpt-5.4

What platform is your computer?

Microsoft Windows NT 10.0.26200.0 x64

What terminal emulator and version are you using (if applicable)?

PowerShell 7.5.5

What issue are you seeing?

After Codex finishes responding, use the /copy command, but it shows

`/copy` is unavailable before the first Codex output or right after a rollback.

<img width="1068" height="700" alt="Image" src="https://github.com/user-attachments/assets/ab4764cf-e899-49e9-a079-01a21d21d6e5" />

What steps can reproduce the bug?

Uploaded thread: 019d2d25-5216-7b62-9842-dc15f3e2b538

What is the expected behavior?

Able to correctly copy and display • Copied latest Codex output to clipboard.

Additional information

_No response_