5a92ecdeb7
- Add async optimization using futures for concurrent file processing - Implement intelligent caching system with SHA256 file change detection - Add comprehensive custom error handling for Gemini API responses - Fix critical error handling issues throughout the codebase - Replace fragile JSON parsing with proper struct-based deserialization - Add automatic retry logic for rate limits and network issues - Improve user experience with detailed error messages and progress feedback - Add cache persistence and automatic cleanup of old entries - Optimize performance for batch processing scenarios