wood chen 040b01f4a4 feat(metrics): integrate comprehensive metrics tracking across handlers
- Enhanced metrics collection in ProxyHandler, MirrorProxyHandler, and FixedPathProxyMiddleware.
- Introduced a centralized metrics collector to streamline request tracking and statistics reporting.
- Updated MetricsHandler to utilize new metrics structure, including total bytes, requests per second, and error rates.
- Improved documentation in readme.md to reflect new features and usage instructions.
- Added support for metrics monitoring at `/metrics/ui` for better visibility into proxy performance.
2024-11-30 22:26:11 +08:00
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