wood chen c4cd99a827 feat(cache): Implement comprehensive caching system for proxy requests
- Add CacheManager to handle caching for proxy and mirror handlers
- Introduce cache-related API endpoints for stats, enabling, and clearing
- Modify proxy and mirror handlers to support caching GET requests
- Remove rate limiting and simplify request handling
- Update go.mod dependencies and remove unused imports
- Add cache hit/miss headers to responses
- Enhance metrics collection for cached requests
2025-02-15 17:00:16 +08:00
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