fix(opencode): remove agent models and temperature

config/opencode/agents/check.md

@@ -1,7 +1,6 @@
 ---
 description: Design reviewer that systematically identifies risks, gaps, and flaws in plans, architectures, and PRs
 mode: subagent
-model: openai/gpt-5.3-codex
 temperature: 0.4
 tools:
   # Read-only: no write/edit/shell

config/opencode/agents/make.md

@@ -1,8 +1,6 @@
 ---
 description: Implements discrete coding tasks from specs with acceptance criteria, verifying each implementation before completion
 mode: subagent
-model: anthropic/claude-sonnet-4-6-1m
-temperature: 0.2
 tools:
   write: true
   edit: true

config/opencode/agents/pm.md

@@ -1,7 +1,6 @@
 ---
 description: Project management agent that manages issues in a local TODO.md file (status, comments, acceptance criteria)
 mode: subagent
-model: anthropic/claude-haiku-4-5
 tools:
   read: true
   glob: true

config/opencode/agents/simplify.md

@@ -1,8 +1,6 @@
 ---
 description: Spots overengineering and unnecessary complexity. Proposes concrete simplifications.
 mode: subagent
-model: openai/gpt-5.3-codex
-temperature: 0.4
 tools:
   # Read-only: no write/edit/shell
   write: false

config/opencode/agents/test.md

@@ -1,8 +1,6 @@
 ---
 description: Writes meaningful failing tests from task specs using TDD, verifying RED before handing off to @make
 mode: subagent
-model: anthropic/claude-sonnet-4-6-1m
-temperature: 0.2
 tools:
   write: true
   edit: true