- Added `sdk-access.md` and `sdk-access_CN.md` documentation files.
- Included detailed guidelines for authentication manager lifecycle, configuration, built-in and custom providers.
- Documented integration steps with `cliproxy` and instructions for hot reloading.
- Added `examples/custom-provider/main.go` showcasing custom executor and translator integration using the SDK.
- Removed redundant debug logs from translator modules to enhance code cleanliness.
- Updated SDK documentation with new usage and advanced examples.
- Expanded the management API with new endpoints, including request logging and GPT-5 Codex features.