- Implemented stricter OAuth security measures, including CSRF protection via state parameter validation and redirect_uri checks.
- Updated OAuth models to support timezone-aware datetime comparisons, replacing deprecated `utcnow`.
- Enhanced logging for malformed Basic auth headers during token, introspect, and revoke requests.
- Added allowlist validation for OAuth provider domains to prevent open redirect attacks.
- Improved nonce validation for OpenID Connect tokens, ensuring token integrity during Google provider flows.
- Updated E2E and unit tests to cover new security features and expanded OAuth state handling scenarios.
- Introduced comprehensive E2E tests for organization workflows: creation, membership management, and updates.
- Added tests for user management workflows: profile viewing, updates, password changes, and settings.
- Implemented session management tests, including listing, revocation, multi-device handling, and cleanup.
- Included API contract validation tests using Schemathesis, covering protected endpoints and schema structure.
- Enhanced E2E testing infrastructure with full PostgreSQL support and detailed workflow coverage.
