d61670231f
* fix: return plain 401 for MCP OAuth discovery and harden auth flow - Return plain HTTP 401 with WWW-Authenticate header (no JSON-RPC body) so Claude Desktop's MCP client can trigger OAuth discovery correctly - Remove unused apiKey import from authorize route - Remove stale codeChallengeMethod parameter from oauth-codes Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com> * fix: add Retry-After header to 429 rate limit response Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com> --------- Co-authored-by: Claude Opus 4.6 (1M context) <noreply@anthropic.com>