- Refactor CORS middleware to echo request origin when wildcard + credentials
is configured (browsers reject Access-Control-Allow-Origin: * with
Access-Control-Allow-Credentials: true)
- Add _is_origin_allowed() and _cors_origin_header() helpers
- Use CORS_SUPPORTS_CREDENTIALS config consistently
- Ensure consistent Access-Control-Allow-Headers in all CORS paths
- Fix redirect validation in get_token() to allow wildcard CORS origins
- Add 46 unit tests covering encryption round-trips, idempotency, key
derivation, thread safety, CORS origin matching, and preflight responses
Adds TOTP (Time-based One-Time Password) two-factor authentication support including:
- New TOTP service with secret generation, QR code provisioning, and code verification
- New auth endpoints for enrollment, verification, status, and backup code management
- New TOTP authentication method type and user methods for TOTP management
- Backup codes generation and verification for account recovery
- Updated OIDC endpoints with timezone-aware datetime handling and RFC-compliant responses
- Added "roles" scope support for OIDC userinfo and ID tokens
- New pyotp dependency for TOTP operations
- Comprehensive unit tests for TOTP service