feat: enhance Kanban functionality and update TODO.md

- Completed the creation and validation forms for tasks in the Kanban board, improving task management capabilities.
- Integrated new task creation and deletion functionalities in the `KanbanBoard` and `KanbanColumn` components.
- Added quick task addition feature in `Column` component for better user experience.
- Updated `TaskCard` to support task deletion with a new button.
- Marked several tasks as completed in `TODO.md` to reflect the progress on Kanban features.
- Updated TypeScript types to include 'manual' as a new task source.

lib/types.ts

@@ -1,7 +1,7 @@
 // Types de base pour les tâches
 export type TaskStatus = 'todo' | 'in_progress' | 'done' | 'cancelled';
 export type TaskPriority = 'low' | 'medium' | 'high' | 'urgent';
-export type TaskSource = 'reminders' | 'jira';
+export type TaskSource = 'reminders' | 'jira' | 'manual';
 
 // Interface principale pour les tâches
 export interface Task {