Bug: Piping stdin into TUI breaks rendering (reproduced)

[yoshi-taka]

Description

#6220

Plugins

none

OpenCode version

1.14.24

Steps to reproduce

echo test | opencode

Screenshot and/or share link

bash
zsh

Operating System

macOS

Terminal

Terminal

[github-actions]

This issue might be a duplicate of existing issues. Please check:

• Bug: Stdin piping breaks UI #3871: Bug: Stdin piping breaks UI — same reproduction steps (echo Hi | opencode breaks TUI rendering), closed
• When piping into --prompt cant interact with opencode #6220: When piping into --prompt can't interact with opencode — same symptoms of broken TUI when stdin is piped, closed (also referenced in your description)

If these issues were closed without a fix or the fix regressed, please note that in this issue so maintainers have the full context.