…sability

- Refactored TaskGroup and TaskRow components to improve rendering efficiency by utilizing memoization and callbacks.
- Moved color mappings for group statuses and priorities outside of components to prevent unnecessary re-creations.
- Enhanced drag-and-drop functionality with optimistic updates and throttling for smoother user experience.
- Updated task management slice to support new properties and batch updates for better performance.
- Simplified selectors and improved error handling in the task management slice.

…onents

- Introduced `getTasksV3` and `refreshTaskProgress` methods in `TasksControllerV2` to optimize task retrieval and progress refreshing.
- Updated API routes to include new endpoints for V3 task management.
- Enhanced frontend components to utilize the new V3 API, improving performance by reducing frontend processing.
- Added `VirtualizedTaskList` and `VirtualizedTaskGroup` components for efficient rendering of task lists.
- Updated task management slice to support new V3 data structure and improved state management.
- Refactored styles for better dark mode support and overall UI consistency.

…ts for improved layout and performance

- Added support for customizable columns in `TaskRow` component, allowing for fixed and scrollable columns.
- Implemented synchronized scrolling between header and body in `VirtualizedTaskList` for better user experience.
- Refactored column header rendering to dynamically generate based on column definitions, improving maintainability.
- Enhanced styles for task group headers and column headers to ensure consistent appearance and responsiveness.

…mproved usability

- Updated AssigneeSelector and LabelsSelector components to include text color adjustments for better visibility in dark mode.
- Introduced ImprovedTaskFilters component for a more efficient task filtering experience, integrating Redux state management for selected priorities and labels.
- Refactored task management slice to support new filtering capabilities, including selected priorities and improved task fetching logic.
- Enhanced TaskGroup and TaskRow components to accommodate new filtering features and improve overall layout consistency.