Master MCP Server

--- title: OAuth & Tokens --- # Troubleshooting: OAuth & Tokens - Symptom: `invalid_grant` — Check code exchange timing and redirect URI match. - Symptom: `invalid_client` — Verify client_id/secret; rotate if leaked. - Symptom: missing `Authorization` — Ensure client token is passed to router/handler. - Symptom: provider callback 404 — Mount `OAuthFlowController` endpoints. Logs - Increase log level to `debug` to see flow details.