setup-model-routing

Install the user's standard model-routing setup (Fable 5 orchestrator, deep-reasoner = Opus 4.8 max for architecture research, fast-worker = Sonnet 5 max for execution, gatekeeper = Opus 4.8 max for the acceptance and ship gate, Codex plugin as independent peer engineer) globally on this machine. Use whenever the user mentions 模型分工, model routing, routing hierarchy, fast-worker, deep-reasoner, 双轨 / dual-track, peer…