Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
Add well-known metadata, dynamic client registration, authorization flow with PKCE, and token exchange/refresh endpoints with route-level integration tests. Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>