- Added async dispatch loop to `Watcher` for handling incremental `AuthUpdate` with in-memory buffering.
- Improved resilience against high-frequency auth changes by coalescing updates and reducing redundant processing.
- Updated `cliproxy` service to increase auth update queue capacity and optimize backlog consumption.
- Added detailed SDK integration documentation in English and Chinese (`sdk-watcher.md`, `sdk-watcher_CN.md`).
- 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.
