Add comprehensive tests and utility functions for orchestrator activities
- Introduced tests for the new Formatters class, covering methods for processing schedules and slots.
- Enhanced SlotManager tests with update and delete slot functionalities.
- Added TemporalManager tests for creating, updating, and deleting schedules, including frequency parsing.
- Implemented utility functions for orchestrator operations, including frequency parsing and tag configuration building.
- Created tests for utility functions to ensure correct behavior and integration with orchestrator activities.
- Established a new converters module for parsing frequency strings into seconds.
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