- Introduce RetrieveProfile tool for fetching specific user profiles
- Refactor ProfileHandler to support both filesystem and vector backends
- Add async methods to ProfileHandler with synchronous fallbacks
- Update PersonalRetriever to support two-stage profile and memory retrieval
- Enhance PersonalSummarizer with improved tool partitioning logic
- Add profile_backend, profile_store_name, and profile_max_capacity configuration options
- Replace direct ProfileHandler imports with get_profile_handler method
- Implement profile search functionality with dedicated prompts and workflows
- Add FileProfileBackend and VectorProfileBackend implementations
- Update base memory tool with new profile configuration parameters