- Implement `isTargetAccessible` function to validate alternative target URLs
- Add fallback mechanism when alternative target is not reachable
- Enhance routing logic to prevent potential broken redirects
- Log detailed information about routing decisions and accessibility checks
- Update logging in cache, auth, proxy, metrics, and fixed path middleware
- Add consistent log message structure with method, path, status, and source
- Improve error logging with more descriptive and uniform messages
- Enhance log readability by using concise and informative log formats
- Update CacheItem struct to include ContentEncoding field
- Modify Put and Commit methods to store Content-Encoding header
- Enhance cache retrieval to set Content-Encoding header for cached responses
- Implement Content-Encoding preservation across proxy and mirror handlers
- Replace full response body reading with streaming cache mechanism
- Add CreateTemp and Commit methods to CacheManager for incremental caching
- Use io.TeeReader to simultaneously write response to client and cache file
- Remove buffer pool and full body reading in proxy and mirror handlers
- Improve memory efficiency and reduce latency for large responses
- Update error handling and logging for cache-related operations
- Integrate fixed path cache into cache admin handler and API endpoints
- Update cache admin dashboard to display fixed path cache statistics
- Modify cache management functions to support fixed path cache operations
- Add new cache type to frontend cache management UI
- Modify CacheKey to use a simplified string representation of Vary headers
- Update GenerateCacheKey to handle Vary headers more efficiently
- Implement caching in FixedPathProxyMiddleware with cache hit/miss tracking
- Improve response handling by reading entire response body before writing
- Add error handling for connection-related issues during response writing
- Added support for tracking top referers in the metrics collector, allowing for better insights into request sources.
- Updated MetricsHandler to include top referers in the metrics response.
- Enhanced the metrics UI to display a new section for the top 10 referers, improving visibility into traffic sources.
- Refactored request recording to capture referer information in the collector for comprehensive statistics.
- 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.
- Updated docker-compose.yml to include resource limits and health checks for the service.
- Modified go.mod and go.sum to include the new dependency on golang.org/x/time.
- Enhanced main.go to add new metrics routes for monitoring.
- Updated config.json to include metrics configuration with password and token expiry.
- Refactored internal/config to implement a ConfigManager for dynamic configuration loading.
- Improved internal/handler to utilize a shared HTTP client and added metrics tracking for requests.
