- Add repo_path parameter to cached_response and cached_vec_response functions
- Implement structured cache key format with namespace, repo_path, and request proto
- Replace global cache with Moka in-memory cache using weight-based eviction
- Set 256MB memory cap with 10-minute TTL and 2-minute TTI policy
- Add metrics collection for cache operations and evictions
- Implement efficient repo-scoped invalidation using key structure
- Add detailed documentation comments explaining cache architecture
- Remove outdated dependencies and update dependency versions
- Add error handling for encoding failures in cache operations
- Optimize Vec responses with length-delimited encoding and pre-allocation
- Reformatted build script with proper indentation and line breaks
- Added tonic-health dependency to Cargo.toml and updated lock file
- Improved error handling in disk cache with concurrent deletion checks
- Refactored conditional chains using && and let expressions
- Reformatted struct initialization and function parameter lists
- Added proper spacing and alignment in language stats processing
- Improved assertion formatting in test cases
- Reorganized import statements and code layout in multiple files
- Updated metrics functions with better parameter handling and formatting
zhenyi