- Implemented `ListResults` and `CountResults` methods in `ExecutionStore` to retrieve and count completed executions with delivery content, supporting filtering by member ID, team ID, trigger type, and keyword.
- Developed `ListActivities` method to derive activities from execution status changes, allowing retrieval of recent activities for a team.
- Created corresponding unit tests in `execution_test.go` to validate the functionality of results and activities listing, ensuring accurate filtering and pagination.
- Updated OpenAPI routes and types to include new endpoints for listing results and activities, enhancing the API's capabilities for managing execution data.
