forked from apoloz/alfa-bank-sdk
- Refactor AlfaBankConnector to use Saloon's OAuth2 traits - Update authentication methods to use new OAuth2 implementation - Add tests for authorization URL generation, token exchange, and refresh - Replace custom GetTokenRequest with Saloon's built-in OAuth2 requests Co-authored-by: Qwen-Coder <qwen-coder@alibabacloud.com>