- Add model: sonnet to issue-worker agent (balanced for implementation) - Add model: sonnet to pr-fixer agent (balanced for feedback iteration) - Add model: haiku to /dashboard command (read-only display) - Add model: haiku to /roadmap command (read-only categorization) - Document rationale for each model selection in frontmatter comments Closes #72 Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>