- Upgrade minimax-m2.5 → minimax-m2.7 (latest model) across all agents and categories - Replace minimax-m2.5-free with minimax-m2.7-highspeed (optimized speed variant) - Expand MiniMax fallback coverage to atlas, sisyphus-junior, writing, and unspecified-low - Add isMiniMaxModel() detection function in types.ts for model family detection - Update all tests (58 passing) and documentation