Centralizes all date calculations into a new `DateCalculator` class for better maintainability and consistency.
Ensures correct ISO week handling (Monday as the first day) throughout the calendar.
Updates `CalendarConfig` to use ISO day numbering (1-7 for Mon-Sun) for work week definitions.
Fixes issue where date calculations were inconsistent.
Enhances event rendering and navigation.
Updates navigation logic to use pre-rendered events.
Removes the need for `CONTAINER_READY_FOR_EVENTS` event.
Implements configurable work week presets, allowing users to customize the days displayed in the calendar.
This includes:
- Defining work week settings (work days, day names, total days).
- Providing predefined work week presets (standard, compressed, weekend, full week).
- Adding UI elements to switch between presets.
- Updating grid and header rendering logic to reflect the selected work week.
- Emitting events when the work week changes, triggering necessary UI updates and data re-renders.
This provides a more flexible and personalized calendar experience.
