1.5.0

Add agent presets management and memory query enhancements

- Introduced new AgentPreset interface and related functions for creating, updating, retrieving, and deleting agent presets in the store.
- Enhanced memory query tool to support multiple queries for better fact retrieval and added functionality to handle related facts.
- Updated GoogleService to sanitize email headers before sending.
- Refactored chat handlers to integrate agent presets and memory management.
- Improved memory graph adapter with new methods for listing and deleting facts and entities.