- Integrated complete kiro-gateway conversion pipeline (1,522 lines)
- Added multi-source authentication (Kiro IDE, kiro-cli, env vars)
- Implemented full OpenAI <-> Kiro format conversion
- Added support for tools/function calling
- Added support for images/multimodal content
- Implemented message merging, validation, and role normalization
- Added KiroAuthManager for automatic token refresh
- Created comprehensive conversion modules:
  - aisbf/kiro_converters.py (core conversion logic)
  - aisbf/kiro_converters_openai.py (OpenAI adapter)
  - aisbf/kiro_models.py (data models)
  - aisbf/kiro_auth.py (authentication)
  - aisbf/kiro_utils.py (utilities)
- Updated KiroProviderHandler with full conversion pipeline
- Added kiro_config support to ProviderConfig
- Updated providers.json with clean Kiro examples
- Added comprehensive documentation (KIRO_INTEGRATION.md)
- Implemented model name prefixing across all providers (provider_id/model)

No external kiro-gateway server needed - all functionality built-in.