## ADDED Requirements

### Requirement: Kanban View
The system SHALL provide a Kanban board view for tasks with drag-and-drop status management.

#### Scenario: View Kanban board
- **GIVEN** user is on the Tasks page
- **WHEN** user selects Kanban view
- **THEN** tasks are displayed in columns grouped by status
- **AND** each column header shows the status name and task count

#### Scenario: Drag task to change status
- **GIVEN** user is viewing the Kanban board
- **WHEN** user drags a task card to a different status column
- **THEN** the task status is updated via API
- **AND** the card moves to the new column
- **AND** other users viewing the board see the update

#### Scenario: View toggle persistence
- **GIVEN** user switches to Kanban view
- **WHEN** user navigates away and returns
- **THEN** the Kanban view is still selected

### Requirement: Task Detail Modal
The system SHALL provide a task detail modal with comments and attachments.

#### Scenario: Open task detail
- **GIVEN** user is viewing tasks in any view
- **WHEN** user clicks on a task
- **THEN** a modal opens showing task details
- **AND** the modal includes comments section
- **AND** the modal includes attachments section

#### Scenario: Edit task in modal
- **GIVEN** user has task detail modal open
- **WHEN** user modifies task fields and saves
- **THEN** the task is updated via API
- **AND** the task list/board reflects the changes

### Requirement: Task Assignment UI
The system SHALL allow assigning tasks to users during creation and editing.

#### Scenario: Assign task during creation
- **GIVEN** user is creating a new task
- **WHEN** user selects an assignee from the dropdown
- **THEN** the task is created with the selected assignee

#### Scenario: Change task assignee
- **GIVEN** user has task detail modal open
- **WHEN** user changes the assignee
- **THEN** the task assignee is updated
- **AND** the new assignee receives a notification

#### Scenario: Set due date and time estimate
- **GIVEN** user is creating or editing a task
- **WHEN** user sets due date and time estimate
- **THEN** the values are saved with the task
- **AND** the task appears on the appropriate date in calendar view