Rate the last (or a specific) routing decision as good or bad. Stores thumbs-up / thumbs-down feedback in the ``routing_decisions`` table. Over time this signal can be used to retrain the local classifier so routing choices improve based on your preferences.

Set up and manage API providers, hooks, and routing enforcement. Actions: - "status": Show which providers are configured and which are missing - "guide": Step-by-step guide to add recommended free/cheap providers - "discover": Scan for existing API keys in environment (safe, read-only) - "add": Add an API key for a provider (writes to .env file securely) - "test": Validate API keys with a minimal call (tests configured or specific provider) - "provider": Show details about a specific provider - "install_hooks": Install auto-routing hooks globally (every Claude Code session) - "uninstall_hooks": Remove auto-routing hooks