- Add security features section to README - Add security architecture section 12.1 and 12.2 to ARCHITECTURE - Add validation commands section to DEPLOYMENT - Update PRD with fix completion status
- webhook_service_test.go: isPrivateIP, isSafeURL, computeHMAC - request_metadata_test.go: context functions - classified_error_test.go: error types - config_defaults_test.go: password reset/SMS defaults - email_config_test.go: email code defaults - auth_runtime_test.go: isUserNotFoundError Service coverage: 11.2% -> 14.7%