Model selection priority broken #17783

Description

According to docs, --model argument from CLI has highest priority. But if i specify any model in my agent/command markdown, they always run with specified model, ignoring any --model provided.

Plugins

No response

OpenCode version

1.2.6

Steps to reproduce

1. create .opencode/commands/my-command.md with content

---
description: Debug command
model: kimi/deepseek-ai/deepseek-v3.1
---

Say hello

2. run opencode run --command my-command --model "kimi/deepseek-ai/deepseek-r1"

It will run with kimi/deepseek-ai/deepseek-v3.1 model

Screenshot and/or share link

No response

Operating System

No response

Terminal

No response