优化结构

internal/biz/system/security.go

@@ -99,13 +99,6 @@ func (uc *SecurityUsecase) Current(ctx context.Context) (*SecurityConfig, error)
 	uc.mu.RUnlock()
 	value, err := uc.repo.SecurityConfig(ctx)
 	if err != nil {
-		// Return the default value together with the database-not-ready
-		// error. Callers such as login/runtime policy consumers intentionally
-		// ignore the error and continue with that default, while the HTTP
-		// settings endpoint still reports the failure.
-		if value != nil {
-			return value, err
-		}
 		return nil, err
 	}
 	uc.mu.Lock()