- Introduced a new messageMetadataStore type for managing message and block metadata with thread-safe operations.
- Added methods for setting, getting, and updating message and block metadata, enhancing concurrency handling.
- Removed redundant metadata store implementation from types.go, centralizing functionality in message.go for improved organization.
- Deleted obsolete agent API files (agent.go, api.go, api_test.go, types.go) to streamline the codebase.
- Refactored the agent loading logic to initialize the API instance correctly, ensuring proper integration with the new structure.
- Updated context handling to improve clarity and maintainability across the agent's functionality.
- Enhanced error handling and cache management in the agent's initialization process.
