Triggers build mode after switching to plan mode

[ishechuan]

Description

using opencode command to open opencode cli, and choose the plan mode but it triggers the build mode actually

Plugins

No response

OpenCode version

1.1.26

Steps to reproduce

1. use the opencode command to open opencode and choose the plan mode in new session starter

2. input the prompt and send it to LLM
3. It triggers the build mode actually

Screenshot and/or share link

No response

Operating System

wsl2-debian

Terminal

Windows Terminal

[github-actions]

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

• "Switching from Plan mode" doesn't switch from plan mode #8537: "Switching from Plan mode" doesn't switch from plan mode - similar issue where plan mode switching doesn't work correctly
• [bug] switching from plan mode to build agent #9055: [bug] switching from plan mode to build agent - related mode switching issue with plan to build handoff
• Experimental plan mode handover -> build uses plan agent's model #9296: Experimental plan mode handover -> build uses plan agent's model - issues during plan mode to build transition

Feel free to ignore if none of these address your specific case.