- Implemented loading of providers from directories, allowing for multi-language configurations.
- Updated the KnowledgeBase struct to include a Providers field for managing provider configurations.
- Refactored GetProviders and GetProvider methods to utilize the new multi-language provider system, improving localization support.
- Added comprehensive test cases to validate provider loading and retrieval functionality across different languages.
- Deleted config.go, config_test.go, types.go, and related test files to streamline the codebase and remove deprecated components.
- Refactored Knowledge Base loading logic to utilize updated configuration structures, enhancing clarity and maintainability.
- Updated references in kb.go to align with the new configuration types, ensuring compatibility with the latest changes.
