Task Manager

Release Notes —
- Dashboard employee cards now navigate directly to employee-wise tasks
- Added Employee-Wise Task Screen with task list, search, stats banner, and filter sheet (status, checker, date range)
- Added All Employees Screen with list, progress bar per employee, and tap-to-navigate to employee tasks
- Added dynamic status tab bar on both employee-wise and project-wise screens — tabs load from API and sync with filter sheet