feat: add task creation functionality to Kanban components

- Integrated `onCreateTask` prop into `PrioritySwimlanesBoard`, `SwimlanesBoard`, and `SwimlanesBase` for task creation support.
- Implemented quick add feature in `DroppableColumn` for streamlined task addition.
- Added modal for complete task creation in `SwimlanesBase`, enhancing user experience.
- Updated relevant components to handle loading state during task creation.

components/kanban/BoardContainer.tsx

@@ -84,22 +84,26 @@ export function KanbanBoardContainer() {
         kanbanFilters.swimlanesMode === 'priority' ? (
           <PrioritySwimlanesBoard 
             tasks={filteredTasks}
+            onCreateTask={createTask}
             onDeleteTask={deleteTask}
             onEditTask={handleEditTask}
             onUpdateTitle={handleUpdateTitle}
             onUpdateStatus={handleUpdateStatus}
             compactView={kanbanFilters.compactView}
             visibleStatuses={visibleStatuses}
+            loading={loading}
           />
         ) : (
           <SwimlanesBoard 
             tasks={filteredTasks}
+            onCreateTask={createTask}
             onDeleteTask={deleteTask}
             onEditTask={handleEditTask}
             onUpdateTitle={handleUpdateTitle}
             onUpdateStatus={handleUpdateStatus}
             compactView={kanbanFilters.compactView}
             visibleStatuses={visibleStatuses}
+            loading={loading}
           />
         )
       ) : (